William Newell is the name of: William Newell (actor) (1894–1967), American actor William A. Newell (1817–1901), American physician and politician, Governor of New Jersey and Washington Territory William E. Newell (died 1976), electronics engineer and author William Wells Newell (1839–1907), American folklorist William Newell (MP) for Clitheroe (UK Parliament constituency) William Newell (rower) (born 1988), American rower