| John Fisher | |
| Office: | Judge of the United States District Court for the District of Delaware |
| Term Start: | April 23, 1812 |
| Term End: | April 22, 1823 |
| Appointer: | James Madison |
| Predecessor: | Gunning Bedford Jr. |
| Successor: | Willard Hall |
| Birth Name: | John Fisher |
| Birth Date: | 22 May 1771 |
| Birth Place: | Lewes, Delaware Colony, Province of Pennsylvania, British America |
| Death Place: | Smyrna, Delaware, US |
| Education: | read law |
John Fisher (May 22, 1771 – April 22, 1823) was a United States district judge of the United States District Court for the District of Delaware.
Born on May 22, 1771, near Lewes, Delaware Colony, Province of Pennsylvania, British America, Fisher read law in 1791. He entered private practice in Dover, Delaware from 1791 to 1812. He was clerk for the Delaware General Assembly. He was Secretary of State of Delaware starting in 1802, and again starting in 1811.
Fisher was nominated by President James Madison on April 22, 1812, to a seat on the United States District Court for the District of Delaware vacated by Judge Gunning Bedford Jr. He was confirmed by the United States Senate on April 23, 1812, and received his commission the same day. His service terminated on April 22, 1823, due to his death in Smyrna, Delaware.