Rev. Peter Hampson Ditchfield, FSA (20 April 1854 – 16 September 1930) was a Church of England priest, historian and prolific author.^[1] He is notable for having co-edited three Berkshire volumes of the Victoria County History which were published between 1907 and 1924.

Peter Ditchfield was born in Westhoughton, Lancashire in 1854.^[1] He was schooled at the Clitheroe Royal Grammar School and studied at Oriel College, Oxford.^[1] He was ordained deacon in 1878 and priest in 1879.^[1] He served as curate of St Michael's parish church, Sandhurst until 1880, followed by a second curacy at Christ Church, Reading, Berkshire.^[1]

He was appointed Rector of Barkham in 1886: a post that he held until his death.^[1] From 1886 until 1903 he was Inspector of Schools for the Diocese of Oxford.^[1]

He was an historian and a prolific author.^[1] He also co-edited with William Page three Berkshire volumes of the Victoria County History, which were published in 1907, 1923 and 1924.

He served as Secretary of the Berkshire Archaeological Society for 38 years until 1929, when he became its president.^[1] He edited the Berks, Bucks and Oxon Archaeological Journal from 1897 until his death.^[1]

Ditchfield was a Freemason.^[1] He was Grand Chaplain of the Freemasons of England in 1917 and of the Mark Masons in 1918.^[1]

In 1898 Ditchfield married the daughter of Charles Smith of Ravenswood, Berkshire.^[1]