# 2011 Orbetello Challenger – Singles

Pablo Andújar was the defending champion, but decided not to participate. 1st seed Filippo Volandri defeated Matteo Viola 4–6, 6–3, 6–2 in the final to win the tournament.

## Seeds

* Filippo Volandri (champion)
* Thiemo de Bakker (quarterfinals)
* Diego Junqueira (first round)
* Mischa Zverev (first round)
* Paolo Lorenzi (quarterfinals)
* Édouard Roger-Vasselin (semifinals)
* Benoît Paire (quarterfinals)
* Florent Serra (quarterfinals)

## 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

### Final four

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1/WC | Filippo Volandri | 6 | 6 | | | | | | |
| | Romain Jouan | 1 | 4 | | | | | | |
| | Romain Jouan | 1 | 4 | | 1/WC | Filippo Volandri | 4 | 6 | 6 |
| | | | | | | Matteo Viola | 6 | 3 | 2 |
| | Matteo Viola | 6 | 2 | 6 | | Matteo Viola | 6 | 3 | 2 |
| | Édouard Roger-Vasselin | 3 | 6 | 4 | | | | | |

### 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/WC | F Volandri | 6 | 6 | | | | | | | | | | | | | | |
| | A di Mauro | 3 | 4 | | 1/WC | F Volandri | 6 | 7 | | | | | | | | | |
| Q | M Authom | 3 | 4 | | | D Goffin | 3 | 5 | | | | | | | | | |
| | D Goffin | 6 | 6 | | | | | | | 1/WC | F Volandri | 6 | 6 | | | | |
| WC | M Trevisan | 4 | 6 | 7 | | | | | | 7 | B Paire | 4 | 4 | | | | |
| WC | Marco Cecchinato | 6 | 1 | 5 | WC | M Trevisan | 6$^1$ | 2 | | | | | | | | | |
| | L Mayer | 6 | 6$^5$ | 1 | 7 | B Paire | 7 | 6 | | | | | | | | | |
| 7 | B Paire | 2 | 7$^7$ | 6 | | | | | | | | | | 1/WC | F Volandri | 6 | 6 |
| 4 | M Zverev | 6$^1$ | 1 | | | | | | | | | | | | R Jouan | 1 | 4 |
| | S Vagnozzi | 7$^7$ | 6 | | | S Vagnozzi | 3 | 6 | 4 | | | | | | | | |
| | J Eysseric | 2 | 2 | | | R Jouan | 6 | 1 | 6 | | | | | | | | |
| | R Jouan | 6 | 6 | | | | | | | | R Jouan | 6 | 6 | | | | |
| Q | I Cervantes-Huegun | 6 | 6 | | | | | | | 5 | P Lorenzi | 1 | 4 | | | | |
| Q | M Raditschnigg | 4 | 3 | | Q | I Cervantes-Huegun | 6$^1$ | 5 | | | | | | | | | |
| | F Delbonis | 6 | 2 | 1 | 5 | P Lorenzi | 7$^7$ | 7 | | | | | | | | | |
| 5 | P Lorenzi | 3 | 6 | 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 | Semifinals |
| 8 | F Serra | 6 | 6 | | | | | | | | | | | | | | | |
| | D Guez | 3 | 2 | | 8 | F Serra | 7$^9$ | 2 | 7 | | | | | | | | | |
| | J Martí | 6$^6$ | 1 | | Alt | G Naso | 6$^7$ | 6 | 5 | | | | | | | | | |
| Alt | G Naso | 7$^8$ | 6 | | | | | | | 8 | F Serra | 3 | 1 | | | | | |
| | M Viola | 6 | 6 | | | | | | | | M Viola | 6 | 6 | | | | | |
| | E Donskoy | 2 | 3 | | | M Viola | 6 | 3 | 7 | | | | | | | | | |
| | D Brands | 6 | 7$^7$ | | | D Brands | 3 | 6 | 5 | | | | | | | | | |
| 3 | D Junqueira | 4 | 6$^3$ | | | | | | | | | | | | M Viola | 6 | 2 | 6 |
| 6 | É Roger-Vasselin | 3 | 6 | 6 | | | | | | | | | | 6 | É Roger-Vasselin | 3 | 6 | 4 |
| | A Balázs | 6 | 2 | 2 | 6 | É Roger-Vasselin | 6 | 6 | | | | | | | | | | |
| Q | B Balleret | 2 | 6 | 7 | Q | B Balleret | 1 | 2 | | | | | | | | | | |
| | J-R Lisnard | 6 | 4 | 5 | | | | | | 6 | É Roger-Vasselin | 6 | 6 | | | | | |
| LL | G Granollers | 6 | 6$^4$ | 2 | | | | | | 2/WC | T de Bakker | 4 | 0 | | | | | |
| | K Mesaroš | 4 | 7$^7$ | 6 | | K Mesaroš | 6$^6$ | 3 | | | | | | | | | | |
| | M Fischer | 6 | 3 | 4 | 2/WC | T de Bakker | 7$^8$ | 6 | | | | | | | | | | |
| 2/WC | T de Bakker | 4 | 6 | 6 | | | | | | | | | | | | | | |