Sipilä is a surname of Finnish origin. Notable people with the surname include:
Elis Sipilä (1887–1958), Finnish gymnast
Helvi Sipilä (1915–2009), Finnish diplomat
Juha Sipilä (born 1961), Finnish politician
Jukka Sipilä (1936–2004), Finnish actor and director
Tapio Sipilä (born 1958), Finnish wrestler
Tauno Sipilä (1921–2001), Finnish cross-country skier
Ulla Sipilä, Finnish ice hockey referee
Väinö Sipilä (1897–1987), Finnish long-distance runner
Wilho Sipilä (1858–1917), Finnish politician