# 2011 Internazionali Trismoka – Singles

Karol Beck was the defending champion, but lost to Jürgen Zopp already in the first round. Andreas Seppi won the title, defeating Gilles Müller 3–6, 6–3, 6–4 in the final.

## Seeds

* Andreas Seppi (champion)
* Karol Beck (first round)
* Simone Bolelli (first round)
* Gilles Müller (final)
* Somdev Devvarman (withdrew)
* Go Soeda (second round)
* Olivier Rochus (quarterfinals)
* Stéphane Robert (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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1/WC | Andreas Seppi | 5 | | | | | | |
| | Alexandre Kudryavtsev | 2$^r$ | | | | | | |
| | Alexandre Kudryavtsev | 2$^r$ | | 1/WC | Andreas Seppi | 3 | 6 | 6 |
| | | | | 4 | Gilles Müller | 6 | 3 | 4 |
| 4 | Gilles Müller | 6 | 7 | 4 | Gilles Müller | 6 | 3 | 4 |
| | Jürgen Zopp | 4 | 6$^3$ | | | | | |

### Top half

| 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 |
| 1/WC | A Seppi | 6 | 6 | | | | | | | | | | | | |
| SE | D Meffert | 4 | 4 | 1/WC | A Seppi | 6 | 6 | | | | | | | | |
| | R Bemelmans | 6 | 6 | | R Bemelmans | 1 | 4 | | | | | | | | |
| Q | B Pašanski | 4 | 2 | | | | | | 1/WC | A Seppi | 6 | 6 | | | |
| | M Fischer | 3 | 2 | | | | | | | U Ignatik | 1 | 1 | | | |
| WC | D Hrbatý | 6 | 6 | WC | D Hrbatý | 4 | 4 | | | | | | | | |
| | U Ignatik | 6 | 6 | | U Ignatik | 6 | 6 | | | | | | | | |
| LL | A Brizzi | 3 | 2 | | | | | | | | | | 1/WC | A Seppi | 5 |
| 3 | S Bolelli | 1 | 4 | | | | | | | | | | | A Kudryavtsev | 2$^r$ |
| | D Kindlmann | 6 | 6 | | D Kindlmann | 6 | 6$^7$ | 6 | | | | | | | |
| WC | J Johansson | 7 | 6 | WC | J Johansson | 3 | 7 | 3 | | | | | | | |
| | A Beck | 5 | 4 | | | | | | | D Kindlmann | 5 | 4 | | | |
| | A Kudryavtsev | 5 | | | | | | | | A Kudryavtsev | 7 | 6 | | | |
| SE | M Copil | 2$^r$ | | | A Kudryavtsev | 3 | 6 | 7 | | | | | | | |
| | M Viola | 4 | 3 | 6 | G Soeda | 6 | 2 | 6$^2$ | | | | | | | |
| 6 | G Soeda | 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | S Robert | 7 | 7 | | | | | | | | | | | | | | | |
| Q | F Dustov | 5 | 5 | | 8 | S Robert | 6 | 7 | | | | | | | | | | |
| Q | D Lajović | 3 | 3 | | | F Nielsen | 4 | 6$^3$ | | | | | | | | | | |
| | F Nielsen | 6 | 6 | | | | | | | 8 | S Robert | 6 | 3 | 6$^3$ | | | | |
| | M Bachinger | 6 | 6 | | | | | | | 4 | G Müller | 4 | 6 | 7 | | | | |
| Q | A Sadecky | 4 | 2 | | | M Bachinger | 4 | 6 | 6$^2$ | | | | | | | | | |
| | J Janowicz | 3 | 6$^4$ | | 4 | G Müller | 6 | 2 | 7 | | | | | | | | | |
| 4 | G Müller | 6 | 7 | | | | | | | | | | | | 4 | G Müller | 6 | 7 |
| 7 | O Rochus | 6 | 6 | | | | | | | | | | | | | J Zopp | 4 | 6$^3$ |
| WC | L Grigelis | 4 | 4 | | 7 | O Rochus | 6 | 3 | 6 | | | | | | | | | |
| | M Kližan | 6 | 1 | 7 | | M Kližan | 2 | 6 | 3 | | | | | | | | | |
| | A Martin | 4 | 6 | 6$^3$ | | | | | | 7 | O Rochus | 2 | 2 | | | | | |
| | I van der Merwe | 6$^3$ | 2 | | | | | | | | J Zopp | 6 | 6 | | | | | |
| | I Bozoljac | 7 | 6 | | | I Bozoljac | 6$^2$ | 2 | | | | | | | | | | |
| | J Zopp | 6 | 7 | | | J Zopp | 7 | 6 | | | | | | | | | | |
| 2 | K Beck | 2 | 6$^4$ | | | | | | | | | | | | | | | |