Zan Guerry
| Full name | Alexander Guerry III |
|---|---|
| Country (sports) | United States |
| Born | February 12, 1949 Lookout Mountain, Tennessee, United States |
| Singles | |
| Career record | 28–62 |
| Career titles | 0 |
| Highest ranking | No. 105 (January 16, 1978) |
| Grand Slam singles results | |
| French Open | 2R (1969) |
| Wimbledon | 2R (1973) |
| US Open | 3R (1977) |
| Doubles | |
| Career record | 14–27 |
| Career titles | 1 |
| Grand Slam doubles results | |
| French Open | 2R (1969) |
| Wimbledon | 1R (1973) |
| US Open | 1R (1977) |
Alexander "Zan" Guerry III (born February 12, 1949) is a former professional tennis player from the United States.