Date of Birth: 
Place of Birth: Porto Alegre, Rio Grande do Sul, Brazil
About João Derly
- João Derly de Oliveira Nunes Jr.
- (born June 2, 1981 in Porto Alegre, Rio Grande do Sul) is a former male judo player from Brazil, the only Brazilian to ever become a two-time world champion (along with Mayra Aguiar), winning consecutively the 2005 World Judo Championships and 2007 World Judo Championships.
- He also won the junior world championship in 2000, the 2007 Pan American Games, and has 5 gold, 2 silver and 1 bronze medals in Judo World Cups. After the 2002 South American Games he tested positive for banner diuretic drugs he used in order to maintain his weight class.After retirement as a judoka, he was elected as city council member and federal deputy.
- Later he was nominated secretary of sports of Rio Grande do Sul state.
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