Throssell is a surname. Notable people with the surname include:
Brianna Throssell (born 1996), Australian swimmer George Throssell (1840–1910), premier of Western Australia for the second ministry of the Government of Western Australia Hugo Throssell (1884–1933), his son and Victoria Cross recipient Ric Throssell (1922–1999), Australian diplomat and author; son of Hugo Throssell
See also Throssell, Western Australia, a town in the Shire of Northam