Tiberio Mitri (b. Trieste July 12, 1926, d. February 12, 2001) was an Italian boxer who fought from 1946 to 1957. During his career, Mitri was the Italian and European middleweight champion.

On July 12, 1950, Mitri unsuccessfully challenged world middleweight champion Jake LaMotta, losing a 15 round decision. Mitri's most famous win came at the expense of former world middleweight champion Randy Turpin. On May 2, 1954, Mitri scored a surprising upset 1 round TKO over Turpin in a battle for the European middleweight crown.

Mitri also acted in Italian cinema, and was a celebrity in Italy.