Henry Prusoff
| Country (sports) | United States | 
|---|---|
| Born | December 10, 1912 Cleveland, Ohio, US | 
| Died | May 1943 (aged 30) | 
| Singles | |
| Highest ranking | No. 8 (U.S. in 1940) | 
| Grand Slam singles results | |
| US Open | 4R (1940) | 
| Doubles | |
| Highest ranking | No. 3 (U.S. in 1930s) | 
| Grand Slam doubles results | |
| US Open | F (1940) | 
Henry J. Prusoff (nicknamed "the Russian Bear"; December 10, 1912 – May 1943) was a top-ranked American tennis player in both singles and doubles in the 1930s. Prusoff was ranked No. 3 in doubles during the 1930s, and No. 8 in singles in the U.S. in 1940.