| Mercedes Roca | |
| Height: | 1.77 m |
| Full Name: | Mercedes Roca Arias |
| Nationality: | Cuban |
| Birth Date: | 27 November 1952 |
| Nationalyears: | 1971–1976 |
| Teamnumber: | 6 |
Mercedes Roca (born 27 November 1952) is a retired Cuban volleyball player. She competed with the Cuban women's national volleyball team at the 1972 and 1976 Summer Olympics.[1] Roca won a gold medal with the Cuban team at the 1971 and 1975 Pan American Games.[2]