"Gimax", pseudonym of Carlo Franchi (1 January 1938 – 13 January 2021) was an Italian racing driver. He never raced under his real name. He was born in Milan. He entered one World Championship Formula One Grand Prix with Surtees, the 1978 Italian Grand Prix, but did not qualify. Gimax also participated in one non-Championship Formula One race, the 1979 Dino Ferrari Grand Prix.