Hoff is a surname. Notable people with the surname include:
Benjamin Hoff, American author whose works are influenced by Taoism
Bobby Hoff, American professional poker player
Chet Hoff, American baseball pitcher
Christian Hoff, American actor
Ebbe Hoff, American doctor who researched into neurology, substance abuse and diving medicine
Elke Hoff, (born 1957), German politician (FDP)
Gustav A. Hoff (1852–1930), American politician
William Cooper (novelist) or Harry Hoff, English novelist
Katie Hoff, American swimmer
Marcian Hoff, American co-inventor of the microprocessor and Intel executive
Philip H. Hoff, American lawyer and Governor of Vermont
Rayner Hoff, Australian sculptor
Ron van der Hoff, Dutch Olympic archer
Syd Hoff, American children's author and cartoonist
Thomas Hoff, 2006 Olympic volleyball gold medalist