John Kenneth Haviland DFC (19 January 1921 – 1 July 2002) was an American pilot who flew for the Royal Air Force during the Battle of Britain.

[1][2] He was one of 11 American[3] pilots who flew with RAF Fighter Command between 10 July and 31 October 1940, thereby qualifying for the Battle of Britain clasp to the 1939–45 campaign star.

Born in Mount Kisco, New York, the son of a US Navy officer and an English mother.

He joined the Royal Air Force Reserve in July 1939 and was called up for war service in September of the same year.

Haviland was involved in a mid-air collision on 24 September during formation flying practice which resulted in a force-landing in a paddock in the village of Waddington, Lincolnshire.