| Event: | Tennis – Men's singles |
| Games: | 2011 |
| Venue: | Telcel Tennis Complex |
| Dates: | October 17 – October 22 |
| Competitors: | 47 competitors |
| Nations: | 21 |
| Win Label: | Gold medal match score |
| Gold: | Robert Farah |
| Goldnoc: | COL |
| Silver: | Rogério Dutra Silva |
| Silvernoc: | BRA |
| Bronze: | Víctor Estrella Burgos |
| Bronzenoc: | DOM |
| Prev: | 2007 |
| Next: | 2015 |
| Quadrennial: | yes |
| Multi: | yes |
| Type: | mixed |
| Qual Type: | qual |
The men's singles tennis event of the 2011 Pan American Games was held from October 17–22 at the Telcel Tennis Complex in Guadalajara.[1] The defending Pan American Games champion was Flávio Saretta of Brazil.