| Óscar Gamarra | |
| Fullname: | Óscar Moises Gamarra |
| Birth Date: | 1987 8, df=yes |
| Years1: | 2007–2009 |
| Years2: | 2009–2011 |
| Years3: | 2011–2013 |
| Years4: | 2013– |
| Clubs1: | Cerro Porteño |
| Clubs3: | Cerro Porteño |
| Caps1: | 77 |
| Goals1: | 6 |
Óscar Moises Gamarra (born 13 August 1987) is a Paraguayan football midfielder who plays for Melgar. He was trialing with Australian club Newcastle Jets FC. He also played for the Peruvian teams Coronel Bolognesi and Real Garcilaso.