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.
| 2013 Guimarães Open | |
|---|---|
| Date | 22–28 July |
| Edition | 1st |
| Surface | Hard |
| Location | Guimarães, Portugal |
| Champions | |
| Singles | |
 João Sousa | |
| Doubles | |
 James Cluskey /  Maximilian Neuchrist | |
Singles main-draw entrants
editSeeds
edit| Country | Player | Rank1 | Seed |
|---|---|---|---|
| POR
|
João Sousa | 93 | 1 |
 GER
|
Benjamin Becker | 99 | 2 |
 JPN
|
Go Soeda | 109 | 3 |
 ROU
|
Marius Copil | 136 | 4 |
 ESP
|
Daniel Muñoz de la Nava | 145 | 5 |
 ITA
|
Matteo Viola | 147 | 6 |
| ITA
|
Flavio Cipolla | 150 | 7 |
 FRA
|
Josselin Ouanna | 160 | 8 |
- 1 Rankings are as of July 15, 2013.
Other entrants
editThe 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
Champions
editSingles
edit- João Sousa def.
Marius Copil 6–3, 6–0
Doubles
edit
James Cluskey / 
Maximilian Neuchrist vs. Roberto Ortega-Olmedo / Ricardo Villacorta-Alonso 6–7(5–7), 6–2, [10–8]