Heikkinen is a surname originating in Finland, where it is the eighth most common surname. It may also refer to, alphabetically:
Aki Heikkinen (born 1980), Finnish decathleteFrans Heikkinen (1906–1943), Finnish cross country skierHenna Heikkinen (born 1988), Finnish singer from Idols Finland 2Ilkka Heikkinen (born 1984), Finnish ice hockey playerJanne Heikkinen (born 1976), Finnish volleyball playerJussi Heikkinen (born 1988), Finnish football (soccer) playerKasperi Heikkinen (born 1980), guitar player, member of Amberian DawnMarkus Heikkinen (born 1978), Finnish footballerMatti Heikkinen (born 1983), Finnish cross country skierMikko Heikkinen (born 1949), Finnish architectRalph Heikkinen (1917–1990), U.S. football playerAnd also:
Heikkinen – Komonen Architects (est. 1974), Finnish architectural firm