William Mellor

William Mellor could refer to:


 * Bill Mellor (1874–1940), American baseball player
 * Bill Mellor (footballer), (1886–1938), English football goalkeeper
 * Chip Mellor (full name William H. Mellor), American lawyer and political activist
 * Will Mellor (born 1976), (British actor)
 * William Mellor (journalist) (1888–1942), British journalist and left-wing political activist
 * William Mellor (footballer), English footballer
 * William C. Mellor (1903–1963), American cinematographer
 * William Frederick Mellor, English missionary