John Pierce
John Pierce may refer to:
- John [Davis Pierce], American minister and legislator
- John B. Pierce, American industrialist
- John M. Pierce, American amateur astronomer
- John L. Pierce, U.S. Army general
- John [Reeves Pierce], U.S. Navy officer
- John R. Pierce, American engineer, professor, and author
- John J. Pierce, American science fiction editor, son of John R. Pierce
- John Pierce (tenor), American operatic tenor
- John Pierce (public servant), Australian civil servant
- John Pierce (songwriter), country musician from Montana