William Cockburn
William Cockburn may refer to:
- Sir William Cockburn, 1st Baronet, of the Cockburn baronets, and shire commissioner of Berwickshire
- Sir William Cockburn, 2nd Baronet, of the Cockburn baronets
- Sir William Cockburn, 3rd Baronet, of the Cockburn baronets
- William Cockburn , Scottish doctor
- William Cockburn , Royalist Scottish cavalry officer who led operations against Covenanter leaders in Ayrshire and Galloway in the 1670s
- Sir William Cockburn, 11th Baronet, Dean of York
- William Cockburn, an 18th-century Anglican priest who was Archdeacon of Ossory
- Sir William Cockburn , Scottish banker and cricketer, manager of the Chartered Bank 1940–55
- William Cockburn , English footballer
- William Cockburn , Canadian ice hockey player
- William Cockburn , Australian cricketer
- Bill Cockburn, English footballer