2013 IS Open de Tênis

The 2013 IS Open de Tênis was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in São Paulo, Brazil, on 22–28 April 2013.

Seeds

 * 1 Rankings as of 15 April 2013

Other entrants
The following players received wildcards into the singles main draw:
 * Pablo Cuevas
 * 🇧🇷 Marcelo Demoliner
 * 🇧🇷 Ricardo Hocevar
 * 🇧🇷 Júlio Silva

The following players received entry as an alternate into the singles main draw:
 * 🇸🇰 Jozef Kovalík
 * 🇦🇷 Eduardo Schwank

The following players received entry from the qualifying draw:
 * 🇦🇷 Pablo Galdón
 * 🇦🇷 Máximo González
 * 🇨🇿 Dušan Lojda
 * Rui Machado

Seeds

 * 1 Rankings as of 15 April 2013

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇧🇷 Thiago Alves / 🇧🇷 Augusto Laranja
 * 🇧🇷 Fabiano de Paula / 🇧🇷 Júlio Silva
 * 🇧🇷 Rogério Dutra Silva / 🇧🇷 Eduardo Russi

Singles

 * Paul Capdeville def. 🇦🇷 Renzo Olivo 6–2, 6–2

Doubles

 * 🇧🇷 Marcelo Demoliner / 🇧🇷 João Souza def. 🇺🇸 James Cerretani / 🇫🇷 Pierre-Hugues Herbert 6–2, 4–6, [10–6]