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
The following players received wildcards into the singles main draw:
The following players received entry as an alternate into the singles main draw:
The following players received entry from the qualifying draw:
Seeds
- 1 Rankings as of 15 April 2013
Other entrants
The following pairs received wildcards into the doubles main draw:
Singles