May Jacks
| Country (sports) | GBR | 
|---|---|
| Born | England | 
| Turned pro | 1884 (amateur) | 
| Retired | 1891 | 
| Singles | |
| Career titles | 8 | 
| Grand Slam singles results | |
| Wimbledon | F (1890) | 
May Jacks was a British tennis player at the end of the nineteenth century. In 1890 she was the losing finalist in the Wimbledon Ladies Singles Championship, being defeated by Lena Rice, and won the British Covered Court Championships the same year. She was active from 1886 to 1891 and contested 18 career singles finals, and won 8 titles.