William Boulton

• William Henry Boulton, lawyer and political figure in Canada West
• William Boulton (engineer), English engineer from Burslem, Staffordshire
• William Henry Boulton (author), English writer on assyriology
• Sir William Boulton, 1st Baronet, British soldier and Conservative Party politician
• Sir William Boulton, 3rd Baronet, British soldier and barrister
• William Savage Boulton, English geologist, mining engineer, and water engineer