Michael ("Mike") Colin Gratton (born 28 November 1954) is a male former elite long distance runner from Canterbury, Kent, England.

A member of the Kent athletics club Invicta AC, Gratton is a past winner of the London Marathon.

He represented England and won a bronze medal in the marathon event (2:12:06), at the 1982 Commonwealth Games in Brisbane, Queensland, Australia.

[1][2] He now runs a sports holiday company called 2:09 Events.

He has gained a recent following through a well-known online forum on the Runners World website called “Hard Training with Mike Gratton.”