The 2013 Torneo Internacional AGT was a professional tennis tournament played on hard courts. It was the eleventh edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in León, Mexico between 1 and 7 April 2013.
Singles main-draw entrants
Seeds
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 TPE
|
Lu Yen-hsun | 73 | 1 |
 USA
|
Rajeev Ram | 104 | 2 |
 FRA
|
Adrian Mannarino | 120 | 3 |
 ISR
|
Dudi Sela | 127 | 4 |
 AUS
|
John Millman | 130 | 5 |
 ESP
|
Daniel Muñoz de la Nava | 132 | 6 |
 CRO
|
Antonio Veić | 135 | 7 |
 RUS
|
Alex Bogomolov Jr. | 137 | 8 |
- 1 Rankings are as of March 18, 2013.
Other entrants
The following players received wildcards into the singles main draw:
Mauricio Astorga- Alex Bogomolov Jr.
Erik Crepaldi
Nicolás Massú
The following players received entry as a special exempt into the singles main draw:
The following players received entry from the qualifying draw:
- Antoine Benneteau
- Thomas Fabbiano
- Franko Škugor
- Denis Zivkovic
The following player received entry as a lucky loser:
Doubles main-draw entrants
Seeds
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| USA
|
Nicholas Monroe |  GER
|
Simon Stadler | 141 | 1 |
 GBR
|
Jamie Murray | AUS
|
John Peers | 156 | 2 |
 THA
|
Sanchai Ratiwatana | THA
|
Sonchat Ratiwatana | 158 | 3 |
 IND
|
Purav Raja | IND
|
Divij Sharan | 246 | 4 |
- 1 Rankings as of March 18, 2013.
Other entrants
The following pairs received wildcards into the doubles main draw:
- Mauricio Astorga / Manuel Sánchez
- Juan Manuel Elizondo / Nicolás Massú
- Alfredo Moreno / Alejandro Moreno Figueroa
Champions
Singles
- Donald Young def. Jimmy Wang, 6–2, 6–2
Doubles
- Chris Guccione / Matt Reid def. Purav Raja / Divij Sharan, 6–3, 7–5