Timo Nieminen

Timo Nieminen (born October 6, 1981 in Helsinki) is a retired professional Finnish tennis player.

He reached his highest ATP Tour singles ranking of World No. 254 in July 2003. Nieminen primarily played on the Futures circuit and the Challenger circuit. He has been a member of the Finland Davis Cup team since 2002, posting a 2–12 record in singles and 0–1 record in doubles in 12 ties.

He has no relation to Jarkko Nieminen.