William Pilkington
William Pilkington may refer to:
- Liam Pilkington, also known as William or Billy, served in the Irish Republican Army during the Irish War of Independence
- William Pilkington (architect), English architect
- William Pilkington (cricketer), English cricketer
- William Pilkington (rugby union), English rugby union player
- Harry Pilkington, glass manufacturer
- Sir William Pilkington, 8th Baronet, of the Pilkington baronets
- Sir William Milborne-Swinnerton-Pilkington, 10th Baronet, of the Pilkington baronets