Flávio Vianna de Ulhôa Canto (born 16 April 1975, in Oxford, England) is a Brazilian judoka who competed in Men's 81 kg Judo.

Flavio Canto was born in Oxford, England, where his father had a doctorate in nuclear physics.

Flávio Canto was selected in national team for the first time in 1995 when he won the bronze medal at the 1995 Pan American Games in Mar del Plata.

In the 2007 Pan American Games, Canto wound up out of the podium after injuring his elbow in the semifinal.

The Institute serves about 1,000 children and young people between 4 and 25 years old and has played a prominent role in competitions, including having helped train the current Olympic and world junior judo champion, Rafaela Lopes Silva.