William Jarvis may refer to: William H. Jarvis (1930–2016), member of the Canadian House of Commons William T. Jarvis (1935–2016), health educator and skeptic William Jarvis (Upper Canada official) (1756–1817), militia officer and official in Upper Canada William Botsford Jarvis (1799–1864), Upper Canada political figure associated with the Rosedale and Yorkville neighbourhoods of Toronto William Jarvis (merchant) (1770–1859), American diplomat and sheep rancher William Jarvis (Australian politician) (1871–1939), member of the Tasmanian Parliament William Jarvis (rower), Australian rower at the 1924 Olympics William Dummer Jarvis (1834-1914), first commissioned officer in the North-West Mounted Police William Esmond Jarvis, former Canadian High Commissioner to New Zealand Will Jarvis (footballer) (born 2002), English footballer