John Colrain

John James Colrain (4 February 1937 – 14 July 1984) was a Scottish football player and manager who played for Celtic, Clyde, Ipswich Town and Glentoran. He later managed Glentoran and St Patrick's Athletic.

Colrain played once for the Scotland national under-23 football team at inside-left in a 1–2 defeat to the Netherlands in April 1958.