List of Famous people named William

William Brabazon, 1st Earl of Meath was an Anglo-Irish peer.

William Edward Lori is an American prelate of the Roman Catholic Church who has served as the 16th Archbishop of Baltimore since 2012. He was previously the fourth Bishop of Bridgeport, and before that an Auxiliary Bishop of the Archdiocese of Washington.

William Aloysius O'Connor was an American prelate of the Roman Catholic Church. He served as Bishop of Springfield in Illinois from 1949 to 1975.

William B. "Bill" Goetz was an American film producer and studio executive. Goetz was one of the founders of Twentieth Century Pictures, later renamed 20th Century Fox. He served as Fox's vice president and later became the head of production at Universal-International.

William Francis Giauque was a Canadian-born American chemist and Nobel laureate recognized in 1949 for his studies in the properties of matter at temperatures close to absolute zero. He spent virtually all of his educational and professional career at the University of California, Berkeley.

William Edward Flannery was an American art director and architect for William Randolph Hearst. He won an Academy Award in the category Best Art Direction for the film Picnic.