Sir Frank Ezra Adcock, OBE, FBA (15 April 1886 – 22 February 1968) was a British classical historian who was Professor of Ancient History at the University of Cambridge between 1925 and 1951.

Bury and S. A. Cook he edited The Cambridge Ancient History, which was published from 1923 to 1939, and also wrote ten chapters of it.

[2] Between 1915 and 1919, during World War I, Adcock worked for the Intelligence Division, Royal Navy.

In the 1918 King's Birthday Honours, Adcock was appointed Officer of the Order of the British Empire (OBE) 'for services in connection with the War'.

[5] In 1953 he was appointed as Captain of the Royal North West Norfolk Golf Club in Brancaster.