| Matej Mamić | |
| Height M: | 2.00 |
| Nationality: | Croatian |
| Birth Date: | 13 January 1975 |
| Birth Place: | Tomislavgrad, SFR Yugoslavia (now Bosnia and Herzegovina) |
| Career Start: | 1995 |
| Career End: | 2005 |
| Years1: | 1995–1996 |
| Team1: | Split |
| Years2: | 1996–1998 |
| Team2: | Kvarner |
| Years3: | 1998–1999 |
| Team3: | Split |
| Years4: | 1999–2000 |
| Team4: | Galatasaray |
| Years5: | 2000–2004 |
| Team5: | Cibona |
| Years6: | 2004–2005 |
| Team6: | Alba Berlin |
| Highlights: | |
Matej Mamić (born 13 January 1975) is a retired Croatian professional basketball player.
He last worked as a sports director in Cedevita. As a player, Mamić played as small forward and played for clubs in his native country Croatia, as well as in Germany and Turkey.