# 2011 Alessandria Challenger – Singles

Björn Phau was the defending champion, but decided not to participate this year. Pablo Carreño-Busta won the tournament after defeating Roberto Bautista-Agut 3–6, 6–3, 7–5 in the final.

## Seeds

* Diego Junqueira (quarterfinals)
* João Souza (first round)
* Paolo Lorenzi (second round)
* Martin Fischer (second round)
* Paul Capdeville (second round)
* Rogério Dutra da Silva (first round)
* Alessio di Mauro (second round)
* Grega Žemlja (first round)

## 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 |
| | Roberto Bautista-Agut | 4 | 7 | 6 | | | | | |
| | Facundo Bagnis | 6 | 5 | 3 | | | | | |
| | Facundo Bagnis | 6 | 5 | 3 | | Roberto Bautista-Agut | 6 | 3 | 5 |
| | | | | | SE | Pablo Carreño-Busta | 3 | 6 | 7 |
| SE | Pablo Carreño-Busta | 6 | 6 | | SE | Pablo Carreño-Busta | 3 | 6 | 7 |
| | Frederik Nielsen | 2 | 3 | | | | | | |

### 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 | D Junqueira | 6$^5$ | 6 | 6 | | | | | | | | | | | | | |
| Q | P Polansky | 7 | 1 | 0 | 1 | D Junqueira | 3 | 7 | 6 | | | | | | | | |
| | A Martin | 4 | 0$^r$ | | Q | E Korolev | 6 | 5 | 1 | | | | | | | | |
| Q | E Korolev | 6 | 2 | | | | | | | 1 | D Junqueira | 6$^6$ | 2 | | | | |
| WC | G Naso | 6 | 6$^5$ | 2 | | | | | | | R Bautista-Agut | 7 | 6 | | | | |
| | R Bautista-Agut | 4 | 7 | 6 | | R Bautista-Agut | 6 | 6 | | | | | | | | | |
| | A Ungur | 7 | 6 | | | A Ungur | 3 | 3 | | | | | | | | | |
| 6 | R Dutra da Silva | 6$^1$ | 3 | | | | | | | | | | | R Bautista-Agut | 4 | 7 | 6 |
| 4 | M Fischer | 6 | 7 | | | | | | | | | | | F Bagnis | 6 | 5 | 3 |
| Q | I Navarro | 4 | 6$^4$ | | 4 | M Fischer | 1 | 3 | | | | | | | | | |
| | F Bagnis | 3 | 6 | 6 | | F Bagnis | 6 | 6 | | | | | | | | | |
| Q | J Witten | 6 | 4 | 3 | | | | | | | F Bagnis | 7 | 6 | | | | |
| | Y Schukin | 6 | 0 | 5 | | | | | | Alt | R Bemelmans | 6$^2$ | 1 | | | | |
| Alt | R Bemelmans | 2 | 6 | 7 | Alt | R Bemelmans | 6 | 6 | | | | | | | | | |
| | M Chiudinelli | 3 | 6$^4$ | | 7 | A di Mauro | 4 | 4 | | | | | | | | | |
| 7 | A di Mauro | 6 | 7 | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | P Capdeville | 6 | 6 | | | | | | | | | | | | | | | |
| WC | S Bubka | 0 | 3 | | 5 | P Capdeville | 0 | 7 | 2 | | | | | | | | | |
| | A Kuznetsov | 4 | 1 | | | JP Brzezicki | 6 | 6$^6$ | 6 | | | | | | | | | |
| | JP Brzezicki | 6 | 6 | | | | | | | | JP Brzezicki | 4 | 3 | | | | | |
| SE | P Carreño-Busta | 6 | 6 | | | | | | | SE | P Carreño-Busta | 6 | 6 | | | | | |
| | K Kravchuk | 1 | 2 | | SE | P Carreño-Busta | 7 | 6 | | | | | | | | | | |
| | A Molteni | 4 | 3 | | 3 | P Lorenzi | 6$^9$ | 4 | | | | | | | | | | |
| 3 | P Lorenzi | 6 | 6 | | | | | | | | | | | | SE | P Carreño-Busta | 6 | 6 |
| 8 | G Žemlja | 3 | 2 | | | | | | | | | | | | | F Nielsen | 2 | 3 |
| | J Silva | 6 | 6 | | | J Silva | 6 | 5 | 4 | | | | | | | | | |
| | P Luczak | 2 | 6 | 6 | | P Luczak | 4 | 7 | 6 | | | | | | | | | |
| WC | A Giannessi | 6 | 4 | 4 | | | | | | | P Luczak | 6 | 4 | 1 | | | | |
| | F Nielsen | 6 | 6 | | | | | | | | F Nielsen | 3 | 6 | 6 | | | | |
| WC | M Trevisan | 3 | 3 | | | F Nielsen | 6 | 7 | | | | | | | | | | |
| | M Viola | 7 | 3 | 6 | | M Viola | 4 | 5 | | | | | | | | | | |
| 2 | J Souza | 6$^8$ | 6 | 4 | | | | | | | | | | | | | | |