Admiral John Ewen Cameron, CB, MVO (15 June 1874 – 28 July 1939) was a Royal Navy officer who became Commander-in-Chief, Coast of Scotland.

Born in London,[1] Cameron was commissioned into the Royal Navy in 1887 and went on to fight in the Second Boer War.

[2] He served in World War I and took part in the Battle of Jutland as Captain of the cruiser HMS Phaeton.

[5] He was promoted to Admiral on the Retired List on 1 September 1933.

[6] He lived at Christon Bank near Embleton in Northumberland.