Painting | Name/Subject | Year | Type | Current Location |
| The Storyteller | 1891 | Portrait | Hungarian National Gallery |
| Princess Marie Louise of Bourbon-Parma | 1894 | Portrait | Private |
| Ferdinand I of Bulgaria | 1894 | Portrait | |
| Ignaz Wechselmann | 1894 | Portrait | |
| Bohuslav, Count Chotek of Chotkow and Wognin | 1895 | Portrait | Museum und Kunstsammlung Schloss Hinterglauchau |
| At Vesper Bell | 1895 | Portrait | |
| Count Albert Apponyi | 1897 | Portrait | Hungarian National Museum |
| Victor II, Duke of Ratibor | 1898 | Portrait | |
| Princess Leopoldine of Ratibor, née von Lobkowicz | 1898 | Portrait | |
| Emperor Franz Joseph I of Austria | 1899 | Portrait | Hungarian National Museum |
| Empress Elisabeth of Austria (posthumous portrait) | 1899 | Portrait | Hungarian National Museum |
| The Duchess of Ratibor, née Countess Maria Breunner-Enkevoith | 1899 | Portrait | |
| Irma Fürstin zu Fürstenberg, née Countess Schönborn-Buchheim | 1899 | Portrait | Fürstenberg collections |
| Maximilian Egon II, Prince of Fürstenberg | 1899 | Portrait | Fürstenberg collections |
| Maximilian Egon II, Prince of Fürstenberg | 1899 | Portrait | |
| Princess Charlotte of Prussia, Duchess of Saxe-Meiningen | 1899 | Portrait | |
| Bernhard III, Duke of Saxe-Meiningen | 1899 | Portrait | |
| Princess Charlotte of Prussia, Duchess of Saxe-Meiningen | 1899 | Portrait | |
| Augusta Victoria of Schleswig-Holstein, German Empress and Queen of Prussia | 1899 | Portrait | |
| Catherine, Baroness d'Erlanger | 1899 | Portrait | Messum's Fine Art |
| Cardinal Mariano Rampolla | 1900 | Portrait | Hungarian National Gallery |
| Pope Leo XIII[lower-alpha 1] | 1900 | Portrait | Vatican Museums |
| Pope Leo XIII | 1900 | Portrait | Hungarian National Gallery |
| Sir George White | 1900 | Portrait | Royal Collection |
| Princess Maria Teresa of Bourbon-Two Sicilies | 1900 | Portrait | |
| Prince John-Henry XI, Duke of Pless | 1900 | Portrait | Museum of Pszczyna Castle |
| Princess Mathilde, Duchess of Pless | 1900 | Portrait | Private |
| Alice Barbi | 1901 | Portrait | |
| Artúr Görgei | 1901 | Portrait | Hungarian National Gallery |
| Artúr Görgei | 1901 | Portrait | Private |
| János Fadrusz | 1901 | Portrait | Hungarian National Gallery |
| Max Feilchenfeld | 1902 | Portrait | |
| Marguerite-Alexandrine, Duchess of Gramont[lower-alpha 2] | 1902 | Portrait | |
| Elisabeth, Duchess of Clermont-Tonnerre[lower-alpha 3] | 1902 | Portrait | Musée national du Château de Pau |
| Marquise Hélie de Noailles[lower-alpha 4] | 1902 | Portrait | |
| Antoine XI-Agénor, 11th Duke of Gramont | 1902 | Portrait | |
| Antoine XII-Armand, Duke of Guiche | 1902 | Portrait | Private |
| Archduchess Maria Christina of Austria, Hereditary Princess of Salm-Salm | 1902 | Portrait | Museum Wasserburg Anholt |
| Lucy de László (artist's wife) | 1902 | Portrait | Hugh Lane Gallery |
| Archduchess Elisabeth Amalie of Austria | 1903 | Portrait | Collections of the Prince of Liechtenstein, Schloss Vaduz |
| Joseph Joachim | 1903 | Portrait | |
| Jan Kubelík | 1903 | Portrait | |
| Self-portrait | 1903 | Portrait | |
| Carl von Morawitz | 1904 | Portrait | |
| Carlos I of Portugal | 1905 | Portrait | |
| Lucy de László | 1905 | Portrait | Galleria Nazionale d'Arte Moderna, Rome |
| Count Ernö Zichy | 1905 | Portrait | Private |
| Heinrich Larisch-Moennich | 1905 | Portrait | |
| Heinrich Larisch-Moennich | 1905 | Portrait | |
| Dorothée, Countess Jean de Castellane[lower-alpha 5] | 1905 | Portrait | Private |
| Élaine Greffulhe, Duchess of Guiche (later Duchess of Gramont) | 1905 | Portrait | |
| James Lowther, 1st Viscount Ullswater | 1905 | Portrait | |
| Élisabeth, Countess Greffulhe[lower-alpha 6] | c. 1905 | Portrait | |
| Prince Adolphus, Duke of Teck (later 1st Marquess of Cambridge) | 1906 | Portrait | The Collection of the Household Cavalry |
| Margaret, Duchess of Teck (later Marchioness of Cambridge) | 1906 | Portrait | Private |
| Princess Maria "May" zu Fürstenberg | 1906 | Portrait | |
| Archduchess Elisabeth Marie of Austria | 1906 | Portrait | |
| Edgar Spiegl von Thurnsee | 1906 | Portrait | Private |
| Count Leopold Berchtold | 1906 | Portrait | |
| Adolf Ritter von Schenk | 1906 | Portrait | Bank Austria Creditanstalt Kunstsammlung Vienna |
| Count Albert von Mensdorff-Pouilly-Dietrichstein | c. 1907 | Portrait | National Portrait Gallery, London |
| King Edward VII | 1907 | Portrait | Private |
| Queen Alexandra | 1907 | Portrait | Private |
| Princess Victoria | 1907 | Portrait | National Portrait Gallery, London |
| Sir Alfred East | 1907 | Portrait | |
| Lady Louise Mountbatten (later Queen of Sweden) | 1907 | Portrait | |
| Princess Alice of Battenberg | 1907 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| Infanta Antónia of Portugal | 1907 | Portrait | |
| Princess Eleonore of Solms-Hohensolms-Lich, Grand Duchess of Hesse and Rhine | 1907 | Portrait | Hessischer Jägerhof Foundation |
| Princess Eleonore of Solms-Hohensolms-Lich, Grand Duchess of Hesse and Rhine | 1907 | Portrait | |
| Princess Victoria Louise of Prussia, Duchess of Brunswick | c. 1907 | Portrait | |
| Prince Sigismund of Prussia | 1907 | Portrait | |
| Arthur Hamilton Lee | 1907 | Portrait | |
| Lajos Ernst | 1907 | Portrait | |
| Fürstin Dietrichstein zu Nikolsburg, née Princess Olga Dolgouruky | 1907 | Portrait | |
| Portrait of a lady in a large hat | 1907 | Portrait | |
| Rookesbury Park, Wickham, Hampshire | 1907 | Portrait | |
| Augusta Victoria of Schleswig-Holstein, German Empress and Queen of Prussia | 1908 | Portrait | |
| Cecilie, German Crown Princess | 1908 | Portrait | Marmorpalais |
| Wilhelm II, German Emperor | 1908 | Portrait | |
| Arthur Balfour, 1st Earl of Balfour | 1908 | Portrait | |
| Arthur Balfour, 1st Earl of Balfour | 1908 | Portrait | National Portrait Gallery, London |
| Francis Charteris, 10th Earl of Wemyss | 1908 | Portrait | National Galleries Scotland |
| Grace Charteris, Countess of Wemyss | 1908 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1908 | Portrait | |
| Arthur Lee (later 1st Viscount Lee of Fareham) | 1908 | Portrait | |
| Arthur Lee (later 1st Viscount Lee of Fareham) | 1908 | Portrait | |
| Julian Byng (later 1st Viscount Byng of Vimy) | 1908 | Portrait | |
| Baroness Marga and Dorothée Schröder | 1908 | Portrait | |
| Ella Louise Moore | 1908 | Portrait | Courtauld Gallery |
| Prince Louis of Battenberg | 1909 | Portrait | |
| Margot Asquith | 1909 | Portrait | Parliamentary Art Collection |
| Gertrude Keppel, Countess of Albemarle, née Lady Gertrude Lucia Egerton | 1909 | Portrait | Private |
| Countess Julia Branicka | 1909 | Portrait | |
| Dame Helen Gwynne-Vaughan | 1909 | Portrait | Birkbeck, University of London |
| Theodoor van Riemsdijk | 1909 | Portrait | Cultural Heritage Agency of the Netherlands Art Collection |
| Prince Louis of Battenberg | 1910 | Portrait | |
| Maria Christina of Austria, Queen of Spain | 1910 | Portrait | Royal Palace of Madrid |
| King Alfonso XIII | 1910 | Portrait | Private |
| King Alfonso XIII | 1910 | Portrait | Private |
| Victoria Eugenie of Battenberg, Queen of Spain | 1910 | Portrait | |
| Rudolph Lambart, 10th Earl of Cavan | 1910 | Portrait | |
| Caroline Lambart, Countess of Cavan, née Caroline Inez Crawley | 1910 | Portrait | |
| Caroline Lambart, Countess of Cavan, née Caroline Inez Crawley | 1910 | Portrait | |
| Vita Sackville-West | 1910 | Portrait | |
| Robert Bacon | 1910 | Portrait | |
| Louis Antoine van Loon | 1910 | Portrait | |
| Elizabeth Maude Guinness | 1910 | Portrait | |
| The Three Graces | 1910 | Portrait | Welshpool Town Hall |
| Wilhelm II, German Emperor | 1911 | Portrait | |
| Harriet Loyd-Lindsay, Baroness Wantage | 1911 | Portrait | |
| Harriet Loyd-Lindsay, Baroness Wantage | 1911 | Portrait | Private |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1911 | Sketch | |
| William Palmer, 2nd Earl of Selborne | 1911 | Portrait | |
| Frederick Roberts, 1st Earl Roberts | 1911 | Portrait | |
| Frederick Roberts, 1st Earl Roberts | 1911 | Portrait | |
| Frederick Roberts, 1st Earl Roberts | 1911 | Portrait | |
| Countess Roberts, née Nora Henrietta Bews | 1911 | Portrait | |
| Countess Fitzwilliam, née Lady Maud Frederica Elizabeth Dundas | 1911 | Portrait | |
| Eloise Heathcote-Drummond-Willoughby, Countess of Ancaster | 1911 | Portrait | |
| Ethel Beatty (later Countess Beatty) | 1911 | Portrait | |
| Sir Walter Beaupré Townley | 1911 | Portrait | Government Art Collection, Embassy of the United Kingdom in Paris |
| Madame Max Jaunez | 1911 | Portrait | |
| Self-portrait | 1911 | Portrait | Hungarian National Gallery |
| Princess Beatrice | 1912 | Portrait | |
| Countess Dénes Széchényi[lower-alpha 7] | 1912 | Portrait | |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1912 | Portrait | |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1912 | Portrait | Portland College |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1912 | Portrait | |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1912 | Portrait | |
| William Cavendish-Bentinck, 6th Duke of Portland | 1912 | Portrait | |
| William Cavendish-Bentinck, 6th Duke of Portland | 1912 | Portrait | |
| William Cavendish-Bentinck, 6th Duke of Portland | 1912 | Portrait | |
| Violet Graham, Duchess of Montrose | 1912 | Portrait | |
| Lady Mary Louise Hamilton, later Duchess of Montrose | 1912 | Portrait | Brodick Castle |
| Victoria Eugenie of Battenberg, Queen of Spain | 1912 | Portrait | |
| Theresa Vane-Tempest-Stewart, Marchioness of Londonderry | 1912 | Portrait | |
| Gilbert Elliot-Murray-Kynynmound, 4th Earl of Minto | 1912 | Portrait | |
| Mary Caroline Elliot-Murray-Kynynmound, Countess of Minto | 1912 | Portrait | |
| Robin Vane-Tempest-Stewart, Lord Stewart (later 8th Marquess of Londonderry) | 1912 | Portrait | |
| Peter Wentworth-Fitzwilliam, Viscount Milton (later 8th Earl Fitzwilliam) | 1912 | Portrait | |
| Arthur Annesley, 11th Viscount Valentia | 1912 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1912 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1912 | Portrait | |
| Francis Korbay | 1912 | Portrait | |
| George Nathaniel Curzon | c. 1913 | Portrait | |
| George Nathaniel Curzon | 1913 | Portrait | |
| Baron Alfons Mumm von Schwarzenstein | 1913 | Portrait | |
| Countess Ferdinand Colloredo-Mannsfeld | 1913 | Portrait | |
| Baron Gyula Forster de Pusztakér | 1913 | Portrait | |
| Countess Anna de Noailles[lower-alpha 8] | 1913 | Portrait | Musée d'Orsay |
| Vicomtesse de Fontenay | 1913 | Portrait | |
| Eileen Sutherland-Leveson-Gower, Duchess of Sutherland | 1913 | Portrait | Dunrobin Castle |
| Edith Vane-Tempest-Stewart, Marchioness of Londonderry | 1913 | Portrait | |
| Prince Andrew of Greece and Denmark | 1913 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| Anastasia de Torby | 1913 | Portrait | |
| David Beatty (later 2nd Earl Beatty) | 1913 | Portrait | |
| Sir Donald Tovey | 1913 | Portrait | |
| E. C. Clark | 1913 | Portrait | |
| Sir Charles Walston | 1913 | Portrait | |
| Princess Cecilie of Greece and Denmark | 1914 | Portrait | |
| Olga Constantinovna of Russia, Queen of Greece | 1914 | Portrait | Private |
| Grand Duchess Elena Vladimirovna of Russia, Princess Nicholas of Greece and Denmark | 1914 | Portrait | |
| Grand Duchess Elena Vladimirovna of Russia, Princess Nicholas of Greece and Denmark | 1914 | Portrait | |
| King Constantine I of Greece | 1914 | Portrait | |
| King Constantine I of Greece | 1914 | Portrait | |
| King George II of Greece | 1914 | Portrait | |
| Elinor Glyn | 1914 | Portrait | Museo del Prado |
| Richard Crewe-Milnes, Earl of Madeley | 1914 | Portrait | |
| Prince Louis of Battenberg | 1914 | Portrait | |
| Rózsika Rothschild | 1914 | Portrait | |
| William Cavendish-Bentinck, Marquess of Titchfield | 1914 | Portrait | |
| Arthur Balfour, 1st Earl of Balfour | 1914 | Portrait | Trinity College, University of Cambridge[2] (portrait damaged by pro-Palestinian vandals on 8 March 2024[3][4][5]) |
| Henry Howard, 19th Earl of Suffolk | 1914 | Portrait | |
| William Ward, 2nd Earl of Dudley | 1914 | Portrait | |
| Hudson Kearley, 1st Viscount Devonport | 1914 | Portrait | |
| Charles Vane-Tempest-Stewart, Viscount Castlereagh (later 7th Marquess of Londonderry) | 1914 | Portrait | |
| Sir Luke Fildes | 1914 | Portrait | National Portrait Gallery, London |
| Johanna Laub (mother of the artist) | 1914 | Portrait | |
| Sir Thomas Gardner Horridge | 1914 | Portrait | Manchester Art Gallery |
| Princess Louise, Duchess of Argyll | 1915 | Portrait | |
| Lucy de László | 1915 | Portrait | Private |
| Princess Nina Georgievna of Russia | 1915 | Portrait | |
| Princess Xenia Georgievna of Russia | 1915 | Portrait | |
| Princess Anastasia of Greece and Denmark | 1915 | Portrait | |
| Augusta Victoria of Hohenzollern, Queen of Portugal | 1915 | Portrait | Hohenzollern Collections and Court Library |
| Augusta Victoria of Hohenzollern, Queen of Portugal | 1915 | Study | |
| Ivy Gordon-Lennox | 1915 | Portrait | |
| Ivy Gordon-Lennox | 1915 | Portrait | |
| Ivy Gordon-Lennox | 1915 | Portrait | |
| George Cholmondeley, Earl of Rocksavage (later 5th Marquess of Cholmondeley) | 1915 | Portrait | |
| Viscountess Chaplin, née the Hon. Gwladys Wilson | 1915 | Portrait | |
| Viscountess Devonport, née Selina Chester | 1915 | Portrait | |
| Victor Gilbert Lariston Garnet Elliot-Murray-Kynynmound, 5th Earl of Minto | 1915 | Portrait | |
| Vere Ponsonby, Viscount Duncannon (later 9th Earl of Bessborough) | 1915 | Portrait | |
| Priscilla Annesley, Countess Annesley, née Priscilla Cecilia Armitage Moore | 1915 | Portrait | |
| Walter Keppel, Viscount Bury (later 9th Earl of Albemarle) | 1915 | Portrait | |
| Violet Rawson, Lady Leconfield | 1915 | Portrait | |
| Mrs. George Owen Sandys | 1915 | Portrait | |
| The Hon. Cecil Richard Molyneux | 1915 | Portrait | |
| Agatha Stewart Browne, Marchioness of Sligo, née Hodgson | 1915 | Portrait | |
| Lucy de László | 1916 | Portrait | New Place Hotel, Southampton |
| George Browne, 6th Marquess of Sligo | 1916 | Portrait | |
| Sir Aylmer Hunter-Weston | 1916 | Portrait | |
| Roundell Palmer, Viscount Wolmer (later 3rd Earl of Selborne) | 1916 | Portrait | |
| Helen Percy, Duchess of Northumberland | 1916 | Portrait | |
| Grace Curzon, Marchioness Curzon of Kedleston | 1916 | Portrait | |
| Arnold Keppel, 8th Earl of Albemarle | 1916 | Portrait | |
| Alexander Hugh Freeland Barbour | 1916 | Portrait | Royal College of Physicians of Edinburgh |
| Rose Leveson-Gower, Countess Granville | 1917 | Portrait | |
| Lady Rachel Cavendish (later Viscountess Stuart of Findhorn)[6] | 1917 | Portrait | |
| Evelyn Byng (later Viscountess Byng of Vimy) | 1917 | Portrait | |
| William Ward, Viscount Ednam | 1917 | Portrait | |
| The Son of the Artist | 1917 | Portrait | Private |
| Sir William Pulteney | 1917 | Portrait | National Portrait Gallery, London |
| Sir George Henschel | 1917 | Portrait | |
| Oliver Baldwin (later 2nd Earl Baldwin of Bewdley) | 1917 | Portrait | |
| Ulick de Burgh Browne, Earl of Altamont (later 7th Marquess of Sligo) | 1917 | Portrait | |
| Oswald Sanderson | 1917 | Portrait | |
| Beatrice Sanderson | 1917 | Portrait | |
| Oliver Vickers | 1917 | Portrait | |
| Self-portrait with family | 1918 | Portrait | |
| The Marchioness of Londonderry | 1918 | Portrait | |
| Prince Christopher of Greece and Denmark | 1919 | Portrait | Collection of Prince Michael of Greece and Denmark |
| Lilias Margaret Frances, Countess Bathurst | 1919 | Portrait | |
| John Simon | 1919 | Portrait | |
| Montagu Norman, 1st Baron Norman | 1919 | Portrait | Bank of England Museum |
| Madame Lechat-Wittouck | 1919 | Portrait | |
| Violet Constance Maitland Grimston, Countess of Verulam, and her son James Brabazon Grimston | 1919 | Portrait | |
| Violet Constance Maitland Grimston, Countess of Verulam | 1920 | Portrait | |
| Violet Constance Maitland Grimston, Countess of Verulam | 1920 | Portrait | |
| Princess Xenia Georgievna of Russia | c. 1920 | Portrait | |
| Henry Petty-Fitzmaurice, 5th Marquess of Lansdowne | 1920 | Portrait | |
| Lady Mount Temple | 1920 | Portrait | Private |
| The Rt. Hon. Sir Austen Chamberlain | 1920 | Portrait | |
| Victoria Eugenie of Battenberg, Queen of Spain | 1920 | Portrait | |
| Lydia Édith Eustis[lower-alpha 9] | 1920 | Portrait | |
| Mrs. John W. Davis (née Ellen G. Bassel) | 1920 | Portrait | |
| Mrs. Derek Oldham (née Winnie Melville) | 1920 | Portrait | |
| Sir Richard Stuart Lake | 1920 | Portrait | |
| Robert, 7th Duke d'Ursel | 1920 | Portrait | |
| George Sutherland-Leveson-Gower, 5th Duke of Sutherland | 1920 | Portrait | |
| Lord and Lady Lee of Fareham | 1920 | Portrait | |
| Mrs Faith Moore | 1920 | Portrait | |
| Lady Jane Muir Coats of Ballathie | 1920 | Portrait | Perth Art Gallery |
| King Faisal I of Iraq | 1920 | Portrait | |
| King Faisal I of Iraq | 1921 | Portrait | |
| Princess Marie Bonaparte, Princess George of Greece and Denmark | 1921 | Portrait | |
| William Palmer, 2nd Earl of Selborne | 1921 | Portrait | |
| Hugh Molyneux (later 7th Earl of Sefton) | 1921 | Portrait | |
| Hudson Kearley, 1st Viscount Devonport | 1921 | Portrait | |
| Arthur Hamilton Lee, Lord Lee of Fareham | 1921 | Portrait | |
| William Richards Castle Jr. | 1921 | Portrait | Private |
| Bertha Phillpotts | 1921 | Portrait | |
| Gladys Vanderbilt Széchenyi | 1921 | Portrait | |
| Edmund Pearce | 1921 | Portrait | |
| Francis Patrick Garvan | 1921 | Portrait | |
| Charles Evans Hughes | 1921 | Portrait | |
| Henrietta Jex-Blake | 1921 | Portrait | Lady Margaret Hall, Oxford |
| Doña María Mercedes de Alvear | 1921 | Portrait | |
| King Gustaf V of Sweden | 1922 | Portrait | |
| Elisabeth of Bavaria, Queen of the Belgians | 1922 | Portrait | Private |
| Elisabeth of Bavaria, Queen of the Belgians | 1922 | Portrait | Private |
| Princess Olga of Greece and Denmark | 1922 | Portrait | |
| Prince Christopher of Greece and Denmark | 1922 | Portrait | |
| Princess Anastasia of Greece and Denmark | 1922 | Portrait | |
| Princess Maria Ruspoli, Duchess of Gramont[lower-alpha 10] | 1922 | Portrait | |
| Lilian Wellesley, Marchioness of Douro | 1922 | Portrait | |
| Princess Alice of Battenberg | 1922 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| Princess Alice of Battenberg | 1922 | Portrait | |
| Myron T. Herrick | 1922 | Portrait | |
| Edward Libbey | 1922 | Portrait | |
| James Stanhope, 7th Earl Stanhope | 1923 | Portrait | |
| Countess Stanhope, née Lady Eileen Agatha Browne | 1923 | Portrait | |
| Edwina Ashley (later Edwina Mountbatten, Countess Mountbatten of Burma) | 1923 | Portrait | Private |
| Princess Victoria of Hesse and by Rhine (later Victoria Mountbatten, Marchioness of Milford Haven) | 1923 | Portrait | |
| Maud Palmer, Countess of Selborne | 1923 | Portrait | |
| Esmond Harmsworth (later 2nd Viscount Rothermere) | 1923 | Portrait | |
| Mrs. Robert Livingston Fryer (née Melissa Dodge Pratt) | 1923 | Portrait | |
| John Maffey, 1st Baron Rugby | 1923 | Portrait | National Portrait Gallery, London |
| John Maffey, 1st Baron Rugby | 1924 | Portrait | |
| Pope Pius XI | 1924 | Portrait | Bodleian Library |
| Queen Marie of Romania | 1924 | Portrait | Peleș Castle |
| Lady Frances Gresley[lower-alpha 11] | 1924 | Portrait | |
| Lord Louis Mountbatten | 1924 | Portrait | |
| Lady Louis Mountbatten | 1924 | Portrait | |
| George Mountbatten, 2nd Marquess of Milford Haven | 1924 | Portrait | |
| Seymour Bathurst, 7th Earl Bathurst | 1924 | Portrait | |
| Sir Robert Gresley, 11th Baronet | 1924 | Portrait | |
| Edith Dresselhuys (née Merandon du Plessis, later Lady Kemsley) | 1924 | Portrait | |
| Charles Vane-Tempest-Stewart, 7th Marquess of Londonderry | 1924 | Portrait | |
| William Lever, 1st Viscount Leverhulme | 1924 | Portrait | |
| Sir Ernest Rutherford | 1924 | Portrait | |
| Mrs. John Walter | 1924 | Portrait | |
| Sir James Jeans | 1924 | Portrait | Royal Society |
| Elisabeth of Romania, Queen of Greece | 1924 | Portrait | |
| Self-portrait | 1925 | Portrait | private |
| Elisabeth of Romania, Queen of Greece | 1925 | Portrait | |
| Frank B. Kellogg | 1925 | Portrait | National Portrait Gallery, Washington, D.C. |
| Helen of Greece and Denmark, Queen Mother of Romania | 1925 | Portrait | Private |
| Lord Louis Mountbatten | 1925 | Portrait | |
| Lady Alastair Graham | 1925 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1925 | Portrait | |
| Winifred Cavendish-Bentinck, Duchess of Portland | 1925 | Portrait | |
| Ruby Baring, Countess of Cromer, née Lady Ruby Florence Mary Elliot | 1925 | Portrait | |
| Ruby Baring, Countess of Cromer, née Lady Ruby Florence Mary Elliot | 1925 | Portrait | |
| Hudson Kearley, 1st Viscount Devonport | 1925 | Portrait | |
| Viscount and Viscountess Lee of Fareham | 1925 | Portrait | |
| Clarice de Rothschild | 1925 | Portrait | |
| Georg von und zu Franckenstein | 1925 | Portrait | |
| Indira Devi, Maharani of Cooch Behar | 1925 | Portrait | |
| Sir Arthur Shipley | 1925 | Portrait | Christ's College, Cambridge |
| Alfred Cort Haddon | 1925 | Portrait | Haddon Library |
| William Reddaway | 1926 | Portrait | Fitzwilliam College, Cambridge |
| Princess Beatrice | 1926 | Portrait | Royal Collection |
| Princess Beatrice | 1926 | Portrait | |
| Victoria Eugenie of Battenberg, Queen of Spain | 1926 | Portrait | |
| Sir Henry Birchenough, 1st Baronet | 1926 | Portrait | |
| Ailsa Mellon Bruce | 1926 | Portrait | National Gallery of Art |
| Andrew W. Mellon | 1926 | Portrait | United States Department of the Treasury |
| President Calvin Coolidge | 1926 | Portrait | President Calvin Coolidge State Historical Site |
| First Lady Grace Coolidge | 1926 | Portrait | University of Vermont |
| Antonine de Mun, Dowager Duchess d'Ursel | 1926 | Portrait | |
| Bruno Schröder | 1926 | Portrait | |
| James Bertrand de Vinchelez Payen-Payne | 1926 | Portrait | Jersey Museum and Art Gallery |
| Rufus Isaacs, 1st Marquess of Reading | 1926 | Portrait | Private |
| Rufus Isaacs, 1st Marquess of Reading | 1926 | Portrait | Private |
| Rufus Isaacs, 1st Marquess of Reading | 1927 | Portrait | Private |
| Edith Vane-Tempest-Stewart, Marchioness of Londonderry | 1927 | Portrait | |
| King Alfonso XIII | 1927 | Portrait | Museo Nacional Centro de Arte Reina Sofía |
| Victoria Eugenie of Battenberg, Queen of Spain | 1927 | Portrait | Museo del Prado |
| Victoria Eugenie of Battenberg, Queen of Spain | 1927 | Portrait | |
| Infante Gonzalo of Spain | 1927 | Portrait | |
| Infante Juan, Count of Barcelona | 1927 | Portrait | |
| Alfonso, Prince of Asturias | 1927 | Portrait | Royal Palace of Madrid |
| Alfonso, Prince of Asturias | 1927 | Portrait | |
| Infante Jaime, Duke of Segovia | 1927 | Portrait | |
| Infanta Beatriz of Spain | 1927 | Portrait | Patrimonio Nacional |
| Infanta Beatriz of Spain | 1927 | Portrait | |
| Infanta María Cristina of Spain | 1927 | Portrait | |
| Miklós Horthy, Regent of the Kingdom of Hungary | 1927 | Portrait | Hungarian National Gallery |
| Miklós Horthy, Regent of the Kingdom of Hungary | 1927 | Portrait | |
| Alan Percy, 8th Duke of Northumberland | 1927 | Portrait | |
| Dorothea Murray, Countess of Mansfield, née Dorothea Helena Carnegie | 1927 | Portrait | |
| Rowland Baring, 2nd Earl of Cromer | 1927 | Portrait | |
| Elinor Glyn | 1927 | Portrait | |
| Indira Devi, Maharani of Cooch Behar | c. 1927 | Portrait | |
| Jenő Rákosi | 1928 | Portrait | Hungarian National Gallery |
| Princess Margarita of Greece and Denmark | 1928 | Portrait | |
| Philipp, Landgrave of Hesse | 1928 | Portrait | |
| Richard Haldane, Viscount Haldane | 1928 | Portrait | National Portrait Gallery, London |
| Princess Charlotte, Duchess of Valentinois | c. 1928 | Portrait | Prince's Palace of Monaco |
| Louis II, Prince of Monaco | 1928 | Portrait | Prince's Palace of Monaco |
| Prince Umberto of Savoy, Prince of Piedmont | 1928 | Portrait | |
| Princess Theodora of Greece and Denmark | 1928 | Portrait | Private |
| Helen Percy, Duchess of Northumberland, and Lord Geoffrey William Percy | 1928 | Portrait | |
| Richard Onslow, 5th Earl of Onslow | 1928 | Portrait | |
| Lady Diana Evelyn Percy, later Duchess of Sutherland | 1928 | Portrait | |
| Mrs. Paul Bridgeman and his daughter | 1928 | Portrait | |
| Mrs. Edmund Buchanan | 1928 | Portrait | |
| Countess of Onslow, née the Honourable Violet Marcia Catherine Warwick Bampfylde | 1929 | Portrait | Clandon Park House, destroyed during the mansion's conflagration in 2015. |
| Lady Mary Elphinstone | 1929 | Portrait | Private |
| Princess Alice, Countess of Athlone | c. 1929 | Portrait | |
| Madame Varnier, née Pauline Archer | 1929 | Portrait | National Gallery of Canada |
| King Fuad I of Egypt | 1929 | Portrait | |
| King Fuad I of Egypt | 1929 | Portrait | |
| Farouk of Egypt | 1929 | Portrait | |
| George Sutherland-Leveson-Gower, 5th Duke of Sutherland | 1930 | Portrait | |
| Count Albert Apponyi | 1930 | Portrait | |
| Harold Harmsworth, 1st Viscount Rothermere | 1930 | Portrait | |
| William Palmer, 2nd Earl of Selborne | 1931 | Portrait | |
| David Lloyd George, 1st Earl Lloyd-George of Dwyfor | 1931 | Portrait | |
| David Lloyd George, 1st Earl Lloyd-George of Dwyfor | 1931 | Portrait | |
| Mrs. Theodore P. Grosvenor (née Anita Strawbridge) | 1931 | Portrait | The Elms |
| Princess Irene, Duchess of Aosta | 1931 | Portrait | |
| Claude Bowes-Lyon, 14th Earl of Strathmore and Kinghorne | 1931 | Portrait | |
| Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne | 1931 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1931 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1931 | Portrait | |
| Prince Albert, Duke of York (later King George VI) | 1931 | Portrait | |
| The Hon. David Bowes-Lyon | 1931 | Portrait | |
| Helen Hughes[lower-alpha 12] | 1931 | Portrait | |
| The Hon. Mrs. Philip Leyland Kindersley (née Oonagh Guinness) | 1931 | Portrait | |
| George Bell | 1931 | Portrait | |
| Princess Alice, Countess of Athlone | 1932 | Portrait | |
| Margaret Eustis Finley | 1932 | Portrait | Oatlands Historic House & Gardens |
| Charles Grey, 5th Earl Grey | 1932 | Portrait | |
| Cosmo Gordon Lang | 1932 | Portrait | |
| Robert Cecil, 1st Viscount Cecil of Chelwood | 1932 | Portrait | |
| Robert Cecil, 1st Viscount Cecil of Chelwood | 1932 | Portrait | |
| Mrs. Virginia Heckscher McFadden | 1932 | Portrait | |
| Elisabeth Severance Prentiss | 1932 | Portrait | |
| Paul de László (son of the artist) | 1932 | Portrait | |
| Princess Elizabeth of York (later Queen Elizabeth II) | 1933 | Portrait | Royal Collection |
| Cosmo Gordon Lang | 1933 | Portrait | |
| Julian Byng, 1st Viscount Byng of Vimy | 1933 | Portrait | |
| Mabell Ogilvy, Countess of Airlie | 1933 | Portrait | McManus Gallery |
| Peter Wentworth-Fitzwilliam, Viscount Milton | 1933 | Portrait | |
| Viscountess Milton, née Olive Dorothea Plunket (later Countess Fitzwilliam) | 1933 | Portrait | |
| Mrs. Claude Leigh and Miss Virginia Leigh | 1933 | Portrait | Private |
| Mrs. F. W. Thring (née Olive Kreitmayer) | 1933 | Portrait | |
| Esmond Harmsworth (later 2nd Viscount Rothermere) | 1933 | Portrait | |
| Vere Harmsworth (later 3rd Viscount Rothermere) | 1933 | Portrait | |
| Katherine Bigham, Lady Nairne (later Viscountess Mersey), née Lady Katherine Evelyn Constance Petty-Fitzmaurice | 1933 | Portrait | |
| Doña Elizabeth G. de Hirsch | 1933 | Portrait | |
| Don Alfredo Hirsch | 1933 | Portrait | |
| King Albert I of Belgium (posthumous portrait) | 1934 | Portrait | Royal Collection of Belgium |
| Irene Mountbatten, Marchioness of Carisbrooke | 1934 | Portrait | |
| William Temple | 1934 | Portrait | |
| Prince George, Duke of Kent | 1934 | Portrait | |
| Princess Marina of Greece and Denmark | 1934 | Portrait | |
| Princess Marina of Greece and Denmark | 1934 | Portrait | |
| Princess Marina of Greece and Denmark | 1934 | Portrait | |
| Prince Nicholas of Greece and Denmark | 1934 | Portrait | |
| Sir Flinders Petrie | 1934 | Portrait | |
| André Maurois | 1934 | Portrait | |
| King George II of Greece | 1935 | Portrait | |
| Prince George, Duke of Kent | 1935 | Portrait | |
| Bridget Ogilvy, Countess of Airlie, née Lady Alexandra Marie Bridget Coke | 1935 | Portrait | |
| Hélène Charlotte de Berquely-Richards | 1935 | Portrait | |
| George Nuttall | 1935 | Portrait | |
| Indira Devi, Maharani of Cooch Behar | 1935 | Portrait | |
| Man Singh II, Maharajah of Jaipur | 1935 | Portrait | |
| Queen Marie of Romania | 1936 | Portrait | National Museum of Art of Romania |
| Queen Marie of Romania[lower-alpha 13] | 1936 | Portrait | |
| King Carol II of Romania | 1936 | Portrait | |
| King Ferdinand I of Romania | 1936 | Portrait | |
| King Michael I of Romania | 1936 | Portrait | |
| Lucy Baldwin, Countess Baldwin of Bewdley | 1936 | Portrait | |
| Henry Bathurst (later 8th Earl Bathurst) and George Bathurst | 1936 | Portrait | |
| Prince Arthur, Duke of Connaught and Strathearn | 1937 | Portrait | |
| Cosmo Gordon Lang | 1937 | Portrait | |
| Helen Percy, Dowager Duchess of Northumberland | 1937 | Portrait | |
| William Morris, Lord Nuffield | 1937 | Portrait | |
| William Morris, Lord Nuffield | 1937 | Portrait | Ashmolean Museum |
| Bertrand Dawson, 1st Viscount Dawson of Penn | 1937 | Portrait | |
| Cecile Rankin[lower-alpha 14] | 1937 | Portrait | |
| Yasuhito, Prince Chichibu | 1937 | Portrait | |
| Setsuko, Princess Chichibu | 1937 | Portrait | |
| Lady White Todd[lower-alpha 15] | N/A | Portrait | |