Pa Mamadou Gai (born 10 October 1977) is a former Gambian sprinter who competed in the men's 100m competition at the 1996 Summer Olympics.
He recorded a 10.72, not enough to qualify for the next round past the heats.
In 1996 he was also a part of the Gambian 4 × 100 m team, which finished 7th in its heat with a score of 41.80.
He also competed in the 100m at the 2000 Summer Olympics, recording an 11.03[1]
This biographical article relating to Gambian athletics is a stub.