Graham Williamson (born 15 June 1960) is a retired Scottish athlete who competed mainly in the 1500 metres.

He also finished fourth representing Scotland at the 1982 Commonwealth Games and represented Great Britain at the 1983 World Championships.

Born in Glasgow, Williamson won the 1979 Summer Universiade 1500m title.

[2] He still holds the Scottish national records for the 1000 metres (2:16.82), the Mile run (3:50.64) and the 2000 metres (4:58.38), as well as multiple Scottish U20 records (800m/1500/Mile/300m).

[3] He currently works for Adidas in Germany as Vice President of the tennis business unit[citation needed] and has a son who is also an athlete.