Main article: Rowing at the 2010 South American Games
The Men's lightweight double sculls event at the 2010 South American Games was held over March 19–20. The qualification round and the repechage were held on the first day, beginning at 9:30 and the final was held on the following day at 9:20.
Medalists
| Gold | Silver | Bronze |
| Rodolfo Collazo Emiliano Dumestre  Uruguay
|
Cesar Amarais Jose Guipe  Venezuela
|
Abraham Esteban Carvajal Francisco Gavilan  Chile
|
Records
| World Best Time | ||||
|---|---|---|---|---|
| World best time |  Denmark
|
6:10.02 | Amsterdam, Netherlands | 2010 |
Results
Heats
Heat 1
| Rank | Rowers | Country | Time | Notes |
|---|---|---|---|---|
| 1 | Agustin Campassi, Miguel Mayol |  Argentina
|
6:43.33 | FA |
| 2 | Ronaldo Vargas, Roque Zimmermann |  Brazil
|
6:54.25 | R |
| 3 | Cesar Amarais, Jose Guipe | Venezuela
|
7:04.11 | R |
| 4 | Juan Jose Crovato, Reynaldo Bertoni |  Paraguay
|
7:11.02 | R |
Heat 2
| Rank | Rowers | Country | Time | Notes |
|---|---|---|---|---|
| 1 | Rodolfo Collazo, Emiliano Dumestre | Uruguay
|
6:38.19 | FA |
| 2 | Abraham Esteban Carvajal, Francisco Gavilan | Chile
|
6:49.04 | R |
| 3 | Rodrigo Forero, Andres Felipe Espinar |  Colombia
|
7:03.60 | R |
| 4 | Julio Cesar Sanchez, Jhon Fabricio Salavarria |  Ecuador
|
7:05.88 | R |
Repechage
| Rank | Rowers | Country | Time | Notes |
|---|---|---|---|---|
| 1 | Juan Jose Crovato, Reynaldo Bertoni | Paraguay
|
6:42.98 | FA |
| 2 | Ronaldo Vargas, Roque Zimmermann | Brazil
|
6:43.47 | FA |
| 3 | Abraham Esteban Carvajal, Francisco Gavilan | Chile
|
6:45.25 | FA |
| 4 | Cesar Amarais, Jose Guipe | Venezuela
|
6:48.81 | FA |
| 5 | Rodrigo Forero, Andres Felipe Espinar | Colombia
|
6:54.26 | FB |
| 6 | Julio Cesar Sanchez, Jhon Fabricio Salavarria | Ecuador
|
7:05.86 | FB |
Final
| Rank | Rowers | Country | Time |
|---|---|---|---|
|
Rodolfo Collazo, Emiliano Dumestre | Uruguay
|
7:36.37 |
|
Cesar Amarais, Jose Guipe | Venezuela
|
7:40.95 |
|
Abraham Esteban Carvajal, Francisco Gavilan | Chile
|
7:44.00 |
| 4 | Agustin Campassi, Miguel Mayol | Argentina
|
7:47.93 |
| 5 | Juan Jose Crovato, Reynaldo Bertoni | Paraguay
|
7:50.67 |
| 6 | Ronaldo Vargas, Roque Zimmermann | Brazil
|
8:09.34 |