| Gabriela Gaja | |
| Fullname: | Gabriela Gaja Cover |
| Strokes: | Butterfly |
| Birth Date: | 5 March 1972 |
| Birth Place: | Mexico |
Gabriela Gaja Cover (born March 5, 1972) is a retired Mexican female butterfly swimmer. She represented her native country at the 1992 Summer Olympics in Barcelona, Spain. There, she ended up in 17th place (4:26.73) in the Women's 4 × 100 m Medley Relay event, alongside Heike Koerner (backstroke), Ana Mendoza (breaststroke), and Laura Sánchez (freestyle).