Geoffrey, Geoff or Jeff Bennett may refer to:Geoffrey Thomas Bennett (1868–1943), English mathematician Geoffrey Bennett (historian) (1909–1983), British Royal Navy officer and author Geoff Bennett (1924–2014), English speedway rider Geoff Bennett (1926–2002), Australian field hockey player Jeff Bennett (decathlete), American decathlete Jeff Bennett, American voice actor Geoff Bennett (journalist), American journalist and television news presenter Jeff Bennett (baseball), American baseball pitcher Jeff Bennett, fictional character in the TV series Taxi