| William Blake Fisher | |
| Birth Date: | 19 February 1853 |
| Allegiance: |  United Kingdom |
| Rank: | Admiral |
| Commands: | HMS Anson |
| Awards: | Companion of the Order of the Bath |
Admiral William Blake Fisher (19 February 1853 – 8 May 1926) was a Royal Navy officer.
Fisher was promoted to lieutenant in the Royal Navy on 30 January 1877. Promoted to captain on 31 December 1896, he was given command of the battleship HMS Anson at Queensferry in 1902[1] and, having been promoted to rear admiral on 23 November 1906, went on to be second-in-command of the Atlantic Fleet in 1908.[2]