2013 Campeonato Internacional de Tenis de Santos

The 2013 Campeonato Internacional de Tenis de Santos was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Santos, Brazil between 15 and 21 April 2013.

Seeds

 * 1 Rankings are as of April 8, 2013.

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

The following players received entry as a special exempt into the singles main draw:
 * 🇨🇦 Steven Diez
 * 🇸🇰 Jozef Kovalík

The following players received entry from the qualifying draw:
 * 🇦🇷 Máximo González
 * Rui Machado
 * 🇮🇹 Stefano Travaglia
 * 🇦🇹 Bastian Trinker

Seeds

 * 1 Rankings as of April 8, 2013.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇧🇷 Rogério Dutra da Silva / 🇧🇷 Eduardo Russi
 * 🇧🇷 Allan Gomes Oliveira / 🇧🇷 Caio Silva
 * 🇧🇷 Wilson Leite / 🇧🇷 João Souza

Singles

 * Gastão Elias def. 🇧🇷 Rogério Dutra da Silva, 4–6, 6–2, 6–0

Doubles

 * 🇸🇰 Pavol Červenák / 🇮🇹 Matteo Viola def. 🇧🇷 Guilherme Clezar / Gastão Elias, 6–2, 4–6, [10–6]