| Matthias Ouma | |
| Nationality: | Ugandan |
| Sport: | Boxing |
| Birth Date: | 3 December 1945 |
| Birth Place: | Kampala, Uganda |
George Matthias Ouma (born 3 December 1945) is a Ugandan boxer. He competed at the 1968 Summer Olympics and the 1972 Summer Olympics.[1] At the 1972 Summer Olympics, he lost to Imre Tóth in his first fight.[1]