Giorgio Mazza (born 23 September 1939) is a retired Italian hurdler. He competed at the 1964 Olympics in the 110 m hurdles and finished in eighth place.
Mazza won three national 110 m titles, in 1957, 1958 and 1963. He achieved his personal best of 13.9 seconds in July 1964 in Reggio Emilia. The Italian record currently belongs to Andrea Giaconi with 13.35 seconds.