Anssi is a given name. Notable people with the name include:
Anssi Jaakkola (born 1987), Finnish footballerAnssi Joutsenlahti, pensioned vicar and a member of the parliament of FinlandAnssi Juutilainen (born 1956), Finnish ski-orienteering competitor and world championAnssi Karttunen (born 1960), Finnish cellistAnssi Kela (born 1972), Finnish singer-songwriter multi-instrumentalist who has published five albumsAnssi Kippo (born 1976), platinum-selling Finnish producer who founded Astia-studios in 1994Anssi Koivuranta (born 1988), ski jumper, formerly Nordic combined skier from FinlandAnssi Löfman, Finnish ice hockey player who currently plays professionally in FinlandAnssi Melametsä (born 1961), retired professional ice hockey playerAnssi Rantanen, Finnish ice hockey defenceman who currently plays professionally in FinlandAnssi Salmela (born 1984), Finnish professional ice hockey defencemanAnssi Viren (born 1977), Finnish football playerANSSI may also refer to:
Agence nationale de la sécurité des systèmes d'information (French Network and Information Security Agency)