Tenure
Incumbent
Notes
Portrait
Italian suzerainty
5 May 1912 to 14 October 1913 Giovanni Ameglio , CommanderCommander of the Royal Italian Army in the Battle of Rhodes
15 October 1913 to 8 November 1913 Ferruccio Trombi [ it ] , Provisional Commander
9 November 1913 to 26 April 1914 Francesco Marchi , Commander
27 April 1914 to 3 August 1914 Giovanni Croce , Provisional Commander
3 August 1914 to 26 May 1917Giovanni Croce , Commander
27 May 1917 to 15 December 1919 Vittorio Elia , Commander
15 December 1919 to 6 August 1920 Achille Porta [ it ] , Commander
7 August 1920 to 16 September 1920 Carlo Senni [ it ] , Provisional Commander
17 September 1920 to 16 August 1921 Felice Maissa , Commander
17 August 1921 to 15 November 1922 Alessandro De Bosdari [ it ] , Commander
16 November 1922 to 27 November 1936 Mario Lago , Governor
2 December 1936 to 9 December 1940 Cesare Maria De Vecchi , GovernorOne of the Fascist quadrumvirs who organised the March on Rome
10 December 1940 to 14 July 1941 Ettore Bastico , GovernorAppointed as Governor-General of Italian Libya on 19 July 1941
15 July 1941 to 18 September 1943 Inigo Campioni , GovernorCaptured by the Germans during the Dodecanese campaign , following the Armistice of Cassibile
German occupation
18 September 1943 to 7 May 1945 Iginio Ugo Faralli [ it ] , Vice GovernorAppointed on behalf of the Italian Social Republic
8 September 1943 to 20 September 1944 Ulrich Kleemann , Commander
20 September 1944 to 5 May 1945 Otto Wagener , Commander
British administration
May 1945 to 1945 Peter Acland , Chief Administrator
1945 to 1946 Charles Henry Gormley , Chief Administrator
1946 to 15 September 1947 Arthur Stanley Parker , Chief Administrator