Garry Peter Cook (born 10 January 1958) is a former British track and field athlete, who competed mainly in the 800 metres with a best time of 1:44.55 minutes.

He competed for Great Britain in the 1984 Summer Olympics held in Los Angeles, United States in the 4 x 400 metre relay where he won the Silver medal with his teammates Kriss Akabusi, Todd Bennett and Philip Brown.

He was a world record holder in the rarely run 4×800 m relay as a part of a quartet that also contained Peter Elliott, Steve Cram and Sebastian Coe.

[2][3] After a successful athletics career, Cook qualified and has since practiced as a teacher specialising in Physical Education and Geography at Bluecoat school Walsall.

He is married to former fellow Olympian Kathy Cook; they have three children, Sarah (1988), Matthew (1989) and George (1992) and reside in Walsall, England.