# 2011 Zucchetti Kos Tennis Cup – Singles

Steve Darcis was the defending champion but decided not to participate.
Daniel Muñoz-de la Nava won this tournament, beating Nicolás Pastor 6–4, 2–6, 6–2 in the final.

## Seeds

* Éric Prodon (second round)
* Dustin Brown (quarterfinals)
* Jaroslav Pospíšil (first round)
* Florent Serra (second round)
* Simone Bolelli (quarterfinals)
* Jesse Huta Galung (second round)
* Björn Phau (withdrew due to back injury)
* Martin Kližan (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 | Final |
| | Alessandro Giannessi | 6 | 4 | 6$^4$ | | | | | |
| | Daniel Muñoz-de la Nava | 3 | 6 | 7$^7$ | | | | | |
| | Daniel Muñoz-de la Nava | 3 | 6 | 7$^7$ | | Daniel Muñoz-de la Nava | 6 | 2 | 6 |
| | | | | | LL | Nicolás Pastor | 4 | 6 | 2 |
| LL | Nicolás Pastor | 6 | 6 | | LL | Nicolás Pastor | 4 | 6 | 2 |
| 8 | Martin Kližan | 1 | 2 | | | | | | |

### 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 |
| 1 | É Prodon | 7 | 3 | 6 | | | | | | | | | | | | | | |
| | Y Schukin | 5 | 6 | 3 | 1 | É Prodon | 2 | 3 | | | | | | | | | | |
| WC | M Trevisan | 4 | 4 | | | A Giannessi | 6 | 6 | | | | | | | | | | |
| | A Giannessi | 6 | 6 | | | | | | | | A Giannessi | 6 | 3 | 6 | | | | |
| Q | B Pašanski | 3 | 3 | | | | | | | | A Balázs | 3 | 6 | 3 | | | | |
| | A Balázs | 6 | 6 | | | A Balázs | 6 | 3 | 6 | | | | | | | | | |
| | K Mesaroš | 3 | 4 | | 6 | J Huta Galung | 3 | 6 | 4 | | | | | | | | | |
| 6 | J Huta Galung | 6 | 6 | | | | | | | | | | | | A Giannessi | 6 | 4 | 6$^4$ |
| 4 | F Serra | 6 | 6 | | | | | | | | | | | | D Muñoz-de la Nava | 3 | 6 | 7$^7$ |
| Q | B Balleret | 4 | 3 | | 4 | F Serra | 4 | 2 | | | | | | | | | | |
| | I Minář | 6$^4$ | 4 | | | D Muñoz-de la Nava | 6 | 6 | | | | | | | | | | |
| | D Muñoz-de la Nava | 7$^7$ | 6 | | | | | | | | D Muñoz-de la Nava | 7$^{10}$ | 6 | | | | | |
| | S Greul | 6 | 2 | 7 | | | | | | 5 | S Bolelli | 6$^8$ | 3 | | | | | |
| | U Ignatik | 1 | 6 | 5 | | S Greul | 4 | 3 | | | | | | | | | | |
| | A Ungur | 7$^8$ | 3 | 4 | 5 | S Bolelli | 6 | 6 | | | | | | | | | | |
| 5 | S Bolelli | 6$^6$ | 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 |
| LL | Nicolás Pastor | 6 | 7$^7$ | | | | | | | | | | | | | | | |
| WC | R Bonadio | 3 | 6$^2$ | | LL | Nicolás Pastor | 6$^6$ | 6 | 3 | | | | | | | | | |
| | S Galvani | 6 | 6 | | | S Galvani | 7$^8$ | 4 | 0$^r$ | | | | | | | | | |
| WC | T Muster | 0 | 3 | | | | | | | LL | Nicolás Pastor | 6 | 6 | | | | | |
| | R Ramírez Hidalgo | 5 | 6 | 3 | | | | | | | V Crivoi | 2 | 3 | | | | | |
| | A di Mauro | 7 | 2 | 6 | | A di Mauro | 6 | 2 | 6$^4$ | | | | | | | | | |
| | V Crivoi | 2 | 7$^{13}$ | 6 | | V Crivoi | 4 | 6 | 7$^7$ | | | | | | | | | |
| 3 | J Pospíšil | 6 | 6$^{11}$ | 1 | | | | | | | | | | | LL | Nicolás Pastor | 6 | 6 |
| 8 | M Kližan | 6 | 6 | | | | | | | | | | | | 8 | M Kližan | 1 | 2 |
| Q | L Kirche | 4 | 4 | | 8 | M Kližan | 6 | 6 | | | | | | | | | | |
| | M Viola | 0 | 4 | | | M Crugnola | 4 | 2 | | | | | | | | | | |
| | M Crugnola | 6 | 6 | | | | | | | 8 | M Kližan | 3 | 6 | 6 | | | | |
| Q | N Desein | 6 | 2 | 5 | | | | | | 2 | D Brown | 6 | 4 | 0 | | | | |
| | J Hájek | 4 | 6 | 7 | | J Hájek | 3 | 2 | | | | | | | | | | |
| | A Arnaboldi | 3 | 2 | | 2 | D Brown | 6 | 6 | | | | | | | | | | |
| 2 | D Brown | 6 | 6 | | | | | | | | | | | | | | | |