Fassett may refer to:
People Cornelia Adele Strong Fassett (1831–1898), American painter Francis H. Fassett (1823–1908), American architect Jacob Sloat Fassett (1853–1924), American politician and businessman Kaffe Fassett (born 1937), American textile artist Norman Carter Fassett (1900–1954), botanist with author abbreviation Fassett
Places Fassett, Pennsylvania, United States Fassett, Quebec, Canada Fassett Square, in Dalston, London Borough of Hackney, England