Whitnall may refer to:
Places Whitnall High School comprehensive secondary school in Milwaukee, Wisconsin, US Whitnall School District, a school district in Wisconsin, US
People with the surname Charles B. Whitnall (born 1859), first Socialist, treasurer of Milwaukee, Wisconsin, US Graeme Whitnall (1952–2021), Australian rules footballer Harold O. Whitnall (1877–1945), American geology professor and politician Lance Whitnall (born 1979), Australian rules footballer, son of Graeme Whitnall Mick Whitnall (born 1968), English guitarist for the band Babyshambles Tim Whitnall (born 1961), English actor