# 2011 Aegon International – Men's singles

Michaël Llodra was the defending champion, but chose not to compete.
Andreas Seppi won the title, defeating Janko Tipsarević in the final after Tipsarević retired with Seppi leading 7–6$^{(7–5)}$, 3–6, 5–3.

## Seeds

* Jo-Wilfried Tsonga (second round)
* Alexandr Dolgopolov (first round)
* Janko Tipsarević (final, retired due to a right hip injury)
* Guillermo García-López (first round)
* Sergiy Stakhovsky (first round)
* Kevin Anderson (second round)
* Pablo Andújar (first round)
* Philipp Kohlschreiber (withdrew)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| | Kei Nishikori | 2 | 4 | | | | | | |
| 3 | Janko Tipsarević | 6 | 6 | | | | | | |
| 3 | Janko Tipsarević | 6 | 6 | | 3 | Janko Tipsarević | 6$^5$ | 6 | 3$^r$ |
| | | | | | | Andreas Seppi | 7$^7$ | 3 | 5 |
| | Igor Kunitsyn | 4 | 6 | 4 | | Andreas Seppi | 7$^7$ | 3 | 5 |
| | Andreas Seppi | 6 | 2 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | J-W Tsonga | 6 | 7 | | | | | | | | | | | | | | |
| | D Istomin | 2 | 5 | | 1 | J-W Tsonga | 2 | 3 | | | | | | | | | |
| | R Štěpánek | 6 | 6 | | | R Štěpánek | 6 | 6 | | | | | | | | | |
| WC | C Fleming | 3 | 4 | | | | | | | | R Štěpánek | 2 | 3 | | | | |
| | K Nishikori | 7 | 6 | | | | | | | | K Nishikori | 6 | 6 | | | | |
| Q | E Kirillov | 5 | 1 | | | K Nishikori | 6 | 4 | 6 | | | | | | | | |
| Q | R Schüttler | 6 | 6 | | Q | R Schüttler | 4 | 6 | 2 | | | | | | | | |
| 5 | S Stakhovsky | 3 | 2 | | | | | | | | | | | | K Nishikori | 2 | 4 |
| 3 | J Tipsarević | 6 | 4 | 6 | | | | | | | | | | 3 | J Tipsarević | 6 | 6 |
| SE | J Ward | 3 | 6 | 2 | 3 | J Tipsarević | 6 | 7$^7$ | | | | | | | | | |
| | M Kukushkin | 6 | 6 | | | M Kukushkin | 3 | 6$^2$ | | | | | | | | | |
| | Y-h Lu | 3 | 3 | | | | | | | 3 | J Tipsarević | 6 | 7$^7$ | | | | |
| | G Dimitrov | 2 | 7$^7$ | 6 | | | | | | | G Dimitrov | 3 | 6$^2$ | | | | |
| WC | D Evans | 6 | 6$^5$ | 4 | | G Dimitrov | 6 | 6 | | | | | | | | | |
| Q | A Slabinsky | 5 | 3 | | 6 | K Anderson | 3 | 2 | | | | | | | | | |
| 6 | K Anderson | 7 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | P Andújar | 5 | 1 | | | | | | | | | | | | | | |
| | I Kunitsyn | 7 | 6 | | | I Kunitsyn | 6 | 1 | 6 | | | | | | | | |
| LL | I Marchenko | 6 | 6 | | LL | I Marchenko | 3 | 6 | 2 | | | | | | | | |
| | F Gil | 1 | 3 | | | | | | | I Kunitsyn | 6 | 6 | | | | | |
| | J Benneteau | 6 | 7$^7$ | | | | | | | J Benneteau | 3 | 2 | | | | | |
| | R Sweeting | 2 | 6$^4$ | | | J Benneteau | 7$^7$ | 6$^6$ | 6 | | | | | | | | |
| | S Devvarman | 6 | 6 | | | S Devvarman | 6$^1$ | 7$^8$ | 3 | | | | | | | | |
| 4 | G García-López | 3 | 4 | | | | | | | | | | | I Kunitsyn | 4 | 6 | 4 |
| Q | D Young | 6 | 7 | | | | | | | | | | | A Seppi | 6 | 2 | 6 |
| WC | D Cox | 1 | 5 | | Q | D Young | 6$^1$ | 3 | | | | | | | | | |
| | A Seppi | 3 | 6 | 6 | | A Seppi | 7$^7$ | 6 | | | | | | | | | |
| | T Kamke | 6 | 1 | 4 | | | | | | A Seppi | 6 | 6$^5$ | 6 | | | | |
| | L Hewitt | 2 | 0$^r$ | | | | | | | O Rochus | 2 | 7$^7$ | 3 | | | | |
| | O Rochus | 6 | 3 | | | O Rochus | 3 | 7$^7$ | 7$^7$ | | | | | | | | |
| | C Berlocq | 7 | 6 | | | C Berlocq | 6 | 6$^5$ | 6$^3$ | | | | | | | | |
| 2 | A Dolgopolov | 5 | 2 | | | | | | | | | | | | | | |