# 2011 Sicilia Classic – Singles

Attila Balázs was the defending champion but decided not to participate. Carlos Berlocq won the tournament against Adrian Ungur 6–1, 6–1 in the final. The final was played on Monday, 10 October 2011 due to bad weather conditions.

## Seeds

* Rui Machado (first round)
* Carlos Berlocq (champion)
* Filippo Volandri (second round)
* Pere Riba (first round, retired due to fatigue)
* Andreas Haider-Maurer (first round, retired due to gastroenteritis)
* Daniel Gimeno-Traver (first round)
* Blaž Kavčič (quarterfinals)
* Diego Junqueira (semifinals)

## 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 |
| | Adrian Ungur | 3 | 6 | 7 | | | | |
| 8 | Diego Junqueira | 6 | 2 | 5 | | | | |
| 8 | Diego Junqueira | 6 | 2 | 5 | | Adrian Ungur | 1 | 1 |
| | | | | | 2 | Carlos Berlocq | 6 | 6 |
| | Andreas Beck | 3 | 2 | | 2 | Carlos Berlocq | 6 | 6 |
| 2 | Carlos Berlocq | 6 | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Machado | 6 | 5 | 5 | | | | | | | | | | | | | | | |
| WC | G Naso | 4 | 7 | 7 | WC | G Naso | 6 | 6$^3$ | 4 | | | | | | | | | | |
| Q | P Červenák | 6 | 6$^4$ | 6 | Q | P Červenák | 0 | 7$^7$ | 6 | | | | | | | | | | |
| | S Robert | 3 | 7$^7$ | 4 | | | | | | Q | P Červenák | 1 | 1 | | | | | | |
| Q | Diego Schwartzman | 3 | 2 | | | | | | | | A Ungur | 6 | 6 | | | | | | |
| | A Ungur | 6 | 6 | | | A Ungur | 6 | 6 | | | | | | | | | | | |
| | D Muñoz-de la Nava | 6 | 3 | | | D Muñoz-de la Nava | 4 | 3 | | | | | | | | | | | |
| 5 | A Haider-Maurer | 4 | 0$^r$ | | | | | | | | | | | | | A Ungur | 3 | 6 | 7 |
| 4 | P Riba | 6 | 1 | 0$^r$ | | | | | | | | | | | 8 | D Junqueira | 6 | 2 | 5 |
| | F Gil | 2 | 6 | 3 | | F Gil | 6$^4$ | 6 | 6 | | | | | | | | | | |
| | J Chardy | 2 | 6 | 3 | | Y Schukin | 7$^7$ | 4 | 2 | | | | | | | | | | |
| | Y Schukin | 6 | 3 | 6 | | | | | | | F Gil | 4 | 6 | 3 | | | | | |
| | N Ćirić | 5 | 6 | 6 | | | | | | 8 | D Junqueira | 6 | 2 | 6 | | | | | |
| | F Dancevic | 7 | 4 | 3 | | N Ćirić | 2 | 2 | | | | | | | | | | | |
| | P Carreño-Busta | 5 | 6 | 3 | 8 | D Junqueira | 6 | 6 | | | | | | | | | | | |
| 8 | D Junqueira | 7 | 2 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | B Kavčič | 7 | 4 | 6 | | | | | | | | | | | | |
| | S Vagnozzi | 5 | 6 | 2 | 7 | B Kavčič | w/o | | | | | | | | | |
| Q | J Martí | 3 | 6$^5$ | | | B Paire | | | | | | | | | | |
| | B Paire | 6 | 7$^7$ | | | | | | 7 | B Kavčič | 6$^2$ | 2 | | | | |
| SE | A Giannessi | 7 | 4 | 1 | | | | | | A Beck | 7$^7$ | 6 | | | | |
| | A Beck | 5 | 6 | 6 | | A Beck | 6 | 6 | | | | | | | | |
| WC | Antonio Comporto | 2 | 0 | | 3 | F Volandri | 4 | 4 | | | | | | | | |
| 3 | F Volandri | 6 | 6 | | | | | | | | | | | A Beck | 3 | 2 |
| 6 | D Gimeno-Traver | 3 | 6 | 3 | | | | | | | | | 2 | C Berlocq | 6 | 6 |
| | A Veić | 6 | 3 | 6 | | A Veić | 6 | 6 | | | | | | | | |
| Q | A Molteni | 6 | 7 | | Q | A Molteni | 0 | 3 | | | | | | | | |
| | J Pospíšil | 4 | 5 | | | | | | | A Veić | 5 | 1 | | | | |
| | A di Mauro | 6 | 6 | | | | | | 2 | C Berlocq | 7 | 6 | | | | |
| WC | T Muster | 2 | 4 | | | A di Mauro | 2 | 2 | | | | | | | | |
| WC | Marco Cecchinato | 2 | 3 | | 2 | C Berlocq | 6 | 6 | | | | | | | | |
| 2 | C Berlocq | 6 | 6 | | | | | | | | | | | | | |