| 2013 Tunis Open | |
|---|---|
| Date | 29 April – 5 May |
| Edition | 8th |
| Draw | 32S / 16D |
| Prize money | $125,000+H |
| Surface | Clay |
| Location | Tunis, Tunisia |
| Champions | |
| Singles | |
 Adrian Ungur | |
| Doubles | |
 Dominik Meffert /  Philipp Oswald | |
The 2013 Tunis Open was a professional tennis tournament played on clay courts. It was the eighth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Tunis, Tunisia between 29 April and 5 May 2013.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP | Marcel Granollers | 36 | 1 |
| ESP | Guillermo García López | 87 | 2 |
| GER | Benjamin Becker | 92 | 3 |
 FRA | Kenny de Schepper | 102 | 4 |
| ESP | Rubén Ramírez Hidalgo | 103 | 5 |
| ESP | Daniel Muñoz de la Nava | 125 | 6 |
 ITA | Matteo Viola | 127 | 7 |
| ITA | Flavio Cipolla | 133 | 8 |
The following players received wildcards into the singles main draw:
Mohamed Haythem Abid Marcel Granollers Skander Mansouri 
Lamine Ouahab The following player received entry using a protected ranking:
Laurent RochetteThe following players received entry from the qualifying draw:
Andrea Arnaboldi Michael Linzer Enrique López Pérez Florian ReynetThe following player received entry as a lucky loser:
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 USA | James Cerretani |  CAN | Adil Shamasdin | 158 | 1 |
 GBR | Jamie Delgado |  SWE | Andreas Siljeström | 201 | 2 |
| ESP | Gerard Granollers | ESP | Marcel Granollers | 242 | 3 |
 AUS | Rameez Junaid | ESP | Adrián Menéndez Maceiras | 259 | 4 |
The following pairs received wildcards into the doubles main draw:
Mehdi Abid / Ameur Ben Hassen Skander Mansouri / Lamine Ouahab Julien Obry / Florian ReynetThe following pair received entry using a protected ranking:
Laurent Rochette / 
Diego Schwartzman The following pair received entry as an alternate:
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