Takuma Aoki is a Japanese former road racer of motorcycles at Grand Prix level. He began his Grand Prix career in 1993. From 1994 to 1996, Aoki competed in the World Superbike Championship, winning one race in that series. In 1996, he won All Japan Championship Superbike class champion. He returned to Grand Prix racing with Honda in 1997, enjoying his best season when he finished fifth in the 500cc world championship. A spinal injury in a 1998 motorcycle crash left him paralyzed below the waist. Aoki has continued to work with Honda, helping them develop cars for disabled people. He is the brother of Grand Prix racers, Nobuatsu and Haruchika Aoki.

The 1993 Grand Prix motorcycle racing season was the 45th F.I.M. Road Racing World Championship season.