William Connor (disambiguation)

• William Connor, British journalist
• William D. Connor, American politician, Lieutenant-Governor of Wisconsin
• William C. Connor, Irish soldier and Medal of Honor recipient
• William [Connor (gymnast)], British Olympic gymnast
• William Herbert Connor, Canadian salesman and political figure in Ontario
• William Connor, a character from Twilight Zone: The Movie
• William Durward Connor, U.S. Army general
• William E. Connor II, American-born, Hong Kong–based businessman and car collector
• Bill Connor (American football), American football player
• Bill Connor (trade unionist), British trade unionist and politician