Tuomainen

Tuomainen is a surname. Notable people with the surname include:


 * Johanna Tuomainen, Finnish chess master
 * Marko Tuomainen (born 1972), Finnish ice hockey player
 * Miikka Tuomainen (born 1986), Finnish ice hockey player
 * Raimo Tuomainen (born 1957), Finnish health sociologist