Marin MustaÃÂÃÂ (3 March 1954 – 2007) was a Romanian sabre fencer. He competed at the 1976, 1980 and 1984 Olympics and won team bronze medals in 1976 and 1984. After retiring from competition he worked as a fencing coach with Tractorul Brasov and the Romanian national team. He teamed with his cousin Cornel Marin who is also a sabre fencer.
In 2007, he died of lung cancer.