# Badminton at the 2011 Pan American Games – Men's doubles

The men's doubles badminton event at the 2011 Pan American Games was held from October 15–19 at the Multipurpose Gymnasium in Guadalajara. The defending Pan American Games champions were William Milroy and Mike Beres of Canada, while the defending Pan American Championship champions were Sameera Gunatileka and Vincent Nguy of the United States. Beres retired after the 2008 Summer Olympics in Beijing, China.
The athletes were drawn into an elimination stage draw.
The draw for the competition was done on October 10, 2011.

## Seeds

* Howard Bach / Tony Gunawan (USA) (champions)
* Adrian Liu / Derrick Ng (CAN) (semifinals)
* Hugo Arthuso / Daniel Paiola (BRA) (quarterfinals)
* Luíz dos Santos / Alex Tjong (BRA) (first round)

## Results
### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Howard Bach Tony Gunawan (USA) | 21 | 21 | | | | |
| | Andrés López Lino Muñoz (MEX) | 12 | 12 | | | | |
| | Andrés López Lino Muñoz (MEX) | 12 | 12 | 1 | Howard Bach Tony Gunawan (USA) | 21 | 21 |
| | | | | | Halim Haryanto Ho Sattawat Pongnairat (USA) | 10 | 14 |
| | Halim Haryanto Ho Sattawat Pongnairat (USA) | 22 | 21 | | Halim Haryanto Ho Sattawat Pongnairat (USA) | 10 | 14 |
| 2 | Adrian Liu Derrick Ng (CAN) | 20 | 14 | | | | |

### Top half

| First Round | First Round | First Round | First Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | H Bach T Gunawan (USA) | 21 | 21 | | | | | | | | |
| | G Henry C Pyne (JAM) | 12 | 5 | | | | | | | | |
| | G Henry C Pyne (JAM) | 12 | 5 | 1 | H Bach T Gunawan (USA) | 21 | 21 | | | | |
| | | | | | O Guerrero R Toledo (CUB) | 9 | 14 | | | | |
| | N Javier A Raposo (DOM) | 11 | 17 | | O Guerrero R Toledo (CUB) | 9 | 14 | | | | |
| | O Guerrero R Toledo (CUB) | 21 | 21 | | | | | | | | |
| | O Guerrero R Toledo (CUB) | 21 | 21 | | | | | 1 | H Bach T Gunawan (USA) | 21 | 21 |
| | | | | | | | | | A López L Muñoz (MEX) | 12 | 12 |
| 4 | L dos Santos A Tjong (BRA) | 16 | 16 | | | | | | | | | A López L Muñoz (MEX) | 12 | 12 |
| | A López L Muñoz (MEX) | 21 | 21 | | | | | | | | |
| | A López L Muñoz (MEX) | 21 | 21 | | A López L Muñoz (MEX) | 21 | 21 | | | | |
| | | | | | C Araya E Mujica (CHI) | 11 | 15 | | | | |
| | C Araya E Mujica (CHI) | 21 | 21 | | C Araya E Mujica (CHI) | 11 | 15 | | | | |
| | J Lazo L Uzcategui (VEN) | 10 | 6 | | | | | | | | |

### Bottom half

| First Round | First Round | First Round | First Round | First Round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | A de Vinatea M del Valle (PER) | 21 | 15 | 13 | | | | | | | | |
| | H Haryanto Ho S Pongnairat (USA) | 17 | 21 | 21 | | | | | | | | |
| | H Haryanto Ho S Pongnairat (USA) | 17 | 21 | 21 | | H Haryanto Ho S Pongnairat (USA) | 21 | 21 | | | | |
| | | | | | 3 | H Arthuso D Paiola (BRA) | 17 | 15 | | | | |
| | V Soeroredjo M Wongsodikromo (SUR) | 18 | 21 | 11 | 3 | H Arthuso D Paiola (BRA) | 17 | 15 | | | | |
| 3 | H Arthuso D Paiola (BRA) | 21 | 17 | 21 | | | | | | | | |
| 3 | H Arthuso D Paiola (BRA) | 21 | 17 | 21 | | | | | | H Haryanto Ho S Pongnairat (USA) | 22 | 21 |
| | | | | | | | | | 2 | A Liu D Ng (CAN) | 20 | 14 |
| | R Ramírez P Yang (GUA) | 16 | 21 | 17 | | | | | | | | | 2 | A Liu D Ng (CAN) | 20 | 14 |
| | J Castillo A Ocegueda (MEX) | 21 | 16 | 21 | | | | | | | | |
| | J Castillo A Ocegueda (MEX) | 21 | 16 | 21 | | J Castillo A Ocegueda (MEX) | 13 | 14 | | | | |
| | | | | | 2 | A Liu D Ng (CAN) | 21 | 21 | | | | |
| | L Camacho K Matute (VEN) | 5 | 6 | | 2 | A Liu D Ng (CAN) | 21 | 21 | | | | |
| 2 | A Liu D Ng (CAN) | 21 | 21 | | | | | | | | | |