João Oliva

João Victor Marcari Oliva (born 2 February 1996) is a Brazilian Olympic dressage rider. He participated at the 2016 Summer Olympics in Rio de Janeiro, Brazil, where he finished 10th in the team competition and 46th in the individual competition.

Oliva also represented Brazil at the 2014 World Equestrian Games in Normandy, France, where he finished 24th in team dressage and 85th in the individual dressage competition. In 2015, he participated at the Pan American Games, where he won a bronze medal in team dressage.

He competed at the 2020 Summer Olympics.

He is a son of Hortência Marcari, Olympic silver medalist in basketball from 1996.