Evan Williams played once for Exeter City in December 1954 after arriving from Cardiff City. He later played for Aldershot.

Evan was playing for Penllergaer when he signed as a professional for Cardiff City in March 1950. In his four years at Ninian Park he never played a league match but was a regular in the reserve team.

Moving to Exeter in May 1954, Evan was to play just one league game in a 1-1 draw at Crystal Palace in December 1954.

He was released at the end of the season and signed for Aldershot where he remained for two seasons.