Colin Fox (born 17 June 1959, in Motherwell) is the national co-spokesperson of the Scottish Socialist Party (SSP) and a former Member of the Scottish Parliament for the Lothians (2003–2007).
Described in The Herald as "one of Scotland's most prominent socialists", he is a founding member of the SSP and Scotland's longest-serving party leader or spokesperson, having been originally elected as the SSP's convener in February 2005.
He was a member of the Yes Scotland Advisory Board.