2013 Guimarães Open

The 2013 Guimarães Open was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Guimarães, Portugal between 22 and 28 July 2013.

Seeds

 * 1 Rankings are as of July 15, 2013.

Other entrants
The following players received wildcards into the singles main draw:
 * João Domingues
 * Gonçalo Pereira
 * Frederico Ferreira Silva
 * Rui Pedro Silva

The following players received entry from the qualifying draw:
 * 🇪🇸 Iván Arenas-Gualda
 * 🇪🇸 Andrés Artuñedo
 * 🇮🇹 Matteo Donati
 * 🇪🇸 Jaime Pulgar-García

Singles

 * João Sousa def. 🇷🇴 Marius Copil 6–3, 6–0

Doubles

 * 🇮🇪 James Cluskey / 🇦🇹 Maximilian Neuchrist vs. 🇪🇸 Roberto Ortega-Olmedo / 🇪🇸 Ricardo Villacorta-Alonso 6–7(5–7), 6–2, [10–8]