| Office: | Member of Parliament for Weymouth and Melcombe Regis |
| Termend: | November 1554 |
| Termstart: | April 1554 |
| Alongside: | John Wadham |
| Birth Place: | Langton Herring, Dorset |
John Williams (c. 1518 – 1557 or 1558) was an English politician who was member of parliament (MP) for Weymouth and Melcombe Regis.[1]