Karen Lesley Martin (born 24 November 1974) is an English former international javelin thrower.

She represented England and won a silver medal in the javelin, at the 1998 Commonwealth Games in Kuala Lumpur, Malaysia.

[1][2][3] Her personal best throw is 59.50 metres, achieved in July 1999 in Cosford.

This places her third on the British outdoor all-time list, behind Kelly Morgan and Goldie Sayers.

[4] She attended Littleover Community School in Derby.