| William Henry Fox | |
| Office: | Presiding Justice of the First Bristol District Court |
| Term Start: | 1875 |
| Term End: | May 14, 1913 |
| Predecessor: | New office |
| Term Start2: | 1873 |
| Term End2: | 1874 |
| Predecessor2: | Daniel L. Mitchell |
| Office3: | Justice of the Taunton, Massachusetts Municipal Court |
| Term Start3: | August 1864 |
| Term End3: | 1875 |
| Successor3: | Office abolished |
| Birth Date: | August 29, 1837 |
| Death Place: | Taunton, Massachusetts |
| Alma Mater: | Harvard, 1858 |
| Spouse: | Anna M. Anthony |
William Henry Fox (August 29, 1837 – May 14, 1913) was a Massachusetts lawyer, jurist, and politician who served as the fourth Mayor of Taunton, Massachusetts, and as the Presiding Justice of the First Bristol District Court.