Tibor Mamusich (19 November 1911 – 22 October 1999) was a Hungarian rower.
Mamusich competed at the 1936 Summer Olympics in Berlin with the coxless pair alongside Károly Gyory where they came fourth.
They also competed in the coxed pair, with László Molnár as coxswain, but they did not start in their semi-final race.