William Prince
William Prince may refer to:
- William Prince (horticulturist), New York City horticulturist
- William Robert Prince, horticulturist
- William Prince (actor), American character actor
- William Prince (cricketer), English cricketer
- William Prince (musician), Canadian singer-songwriter
- William Prince (politician), U.S. Representative from Indiana
- William Prince, namesake of Princeton, Kentucky
- William J. Prince, General Superintendent of the Church of the Nazarene
- William Stratton Prince, British Army officer and Chief Constable of Toronto
- William Meade Prince, American magazine illustrator