Häkkinen is a surname originating in Finland. It may also refer to, alphabetically:
Hannu Häkkinen (born 1962), Finnish professor of computational nanoscience
Henri Häkkinen (born 1980), Finnish sport shooter
Hilda Häkkinen (1894–2005), Finnish supercentenarian
Kalevi Häkkinen (born 1928), Finnish Olympic skier
Markku Häkkinen (born 1946), Finnish botanist; authority on the Musaceae family
Mika Häkkinen (born 1968), Finnish racing driver, F1 champion
Pasi Häkkinen (born 1977), Finnish ice hockey player
