William Walters
William, Bill, or Billy Walters may refer to:
- William Walters (outlaw), also known as "Bronco Bill", outlaw during the closing days of the Old West
- William Melmoth Walters, President of the Incorporated Law Society
- William Thompson Walters, American businessman and art collector
- William Walters (priest), Archdeacon of Worcester, 1889–1911
- Willie Walters, South African athlete
- William Walters (MP) for Salisbury
- William Walters (baseball), see Pennsylvania Sports Hall of Fame
- Billy Walters (gambler), American professional gambler and insider trader
- Billy Walters (photographer), see Daily Bugle
- Billy Walters (rugby league), Australian
- Bill Walters (Arkansas politician), American politician
- Bill Walters (baseball), see Midwest League
- Bill Walters (musician) in Blue Stone