| Date: | 8–14 October |
| Edition: | 1st |
| Surface: | Clay |
| Location: | San Juan, Argentina |
| Champs: | Thiemo de Bakker |
| Champd: |  Martín Alund / Horacio Zeballos |
The 2012 Copa San Juan Gobierno was a professional tennis tournament played on clay courts. It was the first edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in San Juan, Argentina between 8 and 14 October 2012.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Argentina | Leonardo Mayer | 82 | 1 | |
| João Sousa | 101 | 2 | ||
| Argentina | Guido Pella | 121 | 3 | |
| Argentina | Horacio Zeballos | 124 | 4 | |
 France | Guillaume Rufin | 129 | 5 | |
 Brazil | Rogério Dutra da Silva | 131 | 6 | |
| Frederico Gil | 132 | 7 | ||
| Argentina | Martín Alund | 135 | 8 |
The following players received wildcards into the singles main draw:
Facundo Alvo Diego Junqueira Renzo Olivo Diego Sebastián SchwartzmanThe following players received entry as a special exempt into the singles main draw:
The following players received entry from the qualifying draw:
Andrea Collarini Leandro Migani Stéphane RobertSee main article: 2012 Copa San Juan Gobierno – Singles.
Martín Alund, 6–2, 3–6, 6–2See main article: 2012 Copa San Juan Gobierno – Doubles.
Martín Alund / Horacio Zeballos def. Nicholas Monroe / Simon Stadler, 3–6, 6–2, [14–12]