William Newman
William, Bill or Billy Newman may refer to:
Arts and entertainment
- William Newman (woodcarver), English woodcarver
- William S. Newman, American musicologist
- William Newman (actor), American actor
- William A. Newman, American painter and computer artist
Law and politics
- William Newman (MP), English politician; MP for Poole (UK Parliament constituency)
- William Truslow Newman, U.S. federal judge
- William Newman (Canadian politician), Canadian politician from Ontario
- Bill Newman (politician), Canadian politician from Ontario
Religion
- William P. Newman, American fugitive slave and Baptist minister
- William Newman (priest), inaugural Anglican Dean of Cape Town
- William Clifford Newman, American clergyman of the Roman Catholic Church
Others
- William Newman (American football), American college football player and coach
- William Newman (computer scientist), British computer scientist
- Billy Newman, Irish footballer
- William R. Newman, American historian of science
- William Newman (surgeon), English surgeon