2013 São Paulo Challenger de Tênis – Men's singles

This was the first edition of the event.

Alejandro González won the title, defeating Eduardo Schwank in the final, 6–2, 6–3.

Seeds
• # 🇧🇷 João Souza (quarterfinals)

• # Paul Capdeville (quarterfinals)

• # 🇨🇴 Alejandro González (champion)

• # 🇦🇷 Guido Andreozzi (second round)

• # 🇧🇷 Guilherme Clezar (second round)

• # 🇧🇷 Fabiano de Paula (first round)

• # 🇦🇷 Agustín Velotti (quarterfinals)

• # 🇦🇷 Marco Trungelliti (quarterfinals)