João Olavo Soares de Souza is a Brazilian former professional tennis player. Souza competed mainly on the ATP Challenger Tour, both in singles and doubles. He reached his highest ATP singles ranking of world No. 69 on 6 April 2015, and his highest doubles ranking of No. 70, on 7 January 2013. Souza is also known as "Feijão". He received a lifetime ban for match-fixing in 2020.