The 2013 Rio Quente Resorts Tennis Classic was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Rio Quente, Brazil between 6 and 12 May 2013.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Rajeev Ram | 111 | 1 | ||
 Argentina | Guido Andreozzi | 161 | 2 | |
 Brazil | Guilherme Clezar | 179 | 3 | |
| Brazil | Thiago Alves | 189 | 4 | |
 Australia | James Duckworth | 213 | 5 | |
| Brazil | Leonardo Kirche | 239 | 6 | |
| Brazil | Marcelo Demoliner | 252 | 7 | |
| Brazil | Fabiano de Paula | 255 | 8 |
The following players received wildcards into the singles main draw:
Tiago Fernandes Wilson Leite Bruno Sant'anna Nicolas SantosThe following players received entry from the qualifying draw:
Diego Matos Carlos Eduardo Severino Marcelo Tebet Filho| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Brazil | Fabiano de Paula | Brazil | Marcelo Demoliner | 252 | 1 | |
| Brazil | André Ghem | Brazil | Fabrício Neis | 416 | 2 | |
| Brazil | Guilherme Clezar | Brazil | Diego Matos | 521 | 3 | |
| Ariel Behar | Argentina | Guillermo Durán | 589 | 4 |
The following pairs received wildcards into the doubles main draw:
Charles Costa / Marcos Vinicius Dias Eduardo Dischinger / Tiago Fernandes Rodrigo Perri / Fritz Wolmarans
Rajeev Ram def. André Ghem, 4–6, 6–4, 6–3 Fabiano de Paula / Marcelo Demoliner def. Ricardo Hocevar / Leonardo Kirche, 6–3, 6–4