David James Jones (22 December 1886 – 23 July 1947), was a Welsh philosopher and academic.
He was born in Pontarddulais and went to school in Gowerton. He studied at Cardiff University and Emmanuel College, Cambridge. In 1915 he was ordained as a Presbyterian minister, and served as a chaplain on the Western Front in World War I.
Among his achievements was coining the word esblygiad in Welsh for evolution by natural selection.