He was a Brazilian sportsman who appears in newspaper records from the 1970s linked to powerboating competitions, a discipline that at the time had strong presence in cities such as Rio de Janeiro, Curitiba, and Santa Catarina. His name appears in rankings and results published in 1975 and 1979, indicating that he actively participated in national championships, possibly in water speed races.

Brazilian powerboating in that decade was marked by events organized by yacht clubs and state federations, bringing together drivers who competed with powerful boats in closed circuits and endurance races. In this context, Tadeu Clávio Greca stood out as one of the competitors present in official contests, helping shape the generation of athletes who gave visibility to the sport in Brazil.