Mark Greenan

Mark Greenan (born 30 June 1966) is a Canadian former professional tennis player.

A left-handed player from Cambridge, Ontario, Greenan was a four-time national champion in doubles and played doubles on the Canada Davis Cup team from 1985 to 1987.

Greenan was All-American at Wake Forest University, where he played from 1984 to 1988. He made the NCAA doubles semi-finals in 1988 (with Christian Dallwitz) and was twice named All-ACC.