# 2013 Città di Caltanissetta – Singles

Tommy Robredo was the defending champion, but competed in the 2013 French Open. Dušan Lajović defeated Robin Haase 7–6$^{(7–4)}$, 6–3 in the final to win the title.

## Seeds

* Martin Kližan (first round)
* Robin Haase (final)
* Leonardo Mayer (second round)
* Guido Pella (first round)
* Thiemo de Bakker (quarterfinals)
* Martín Alund (first round)
* Filippo Volandri (second round)
* Rubén Ramírez Hidalgo (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 |
| | Dušan Lajović | 6 | 6 | | | | | |
| | Somdev Devvarman | 1 | 3 | | | | | |
| | Somdev Devvarman | 1 | 3 | | | Dušan Lajović | 7$^7$ | 6 |
| | | | | | 2 | Robin Haase | 6$^4$ | 3 |
| WC | Potito Starace | 6 | 5 | 3 | 2 | Robin Haase | 6$^4$ | 3 |
| 2 | Robin Haase | 4 | 7 | 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 | Semifinals | Semifinals | Semifinals |
| 1/WC | M Kližan | 6$^1$ | 6 | 3 | | | | | | | | | | | |
| | P Carreño Busta | 7$^7$ | 2 | 6 | | P Carreño Busta | 5 | 2 | | | | | | | |
| Q | A Arnaboldi | 4 | 1 | | | D Meffert | 7 | 6 | | | | | | | |
| | D Meffert | 6 | 6 | | | | | | | D Meffert | 3 | 4 | | | |
| | D Lajović | 6 | 6$^8$ | 6 | | | | | | D Lajović | 6 | 6 | | | |
| | A De Greef | 1 | 7$^{10}$ | 4 | | D Lajović | 6 | 6 | | | | | | | |
| | R Olivo | 7$^7$ | 6 | | | R Olivo | 0 | 2 | | | | | | | |
| 8 | R Ramírez Hidalgo | 6$^5$ | 2 | | | | | | | | | | D Lajović | 6 | 6 |
| 3 | L Mayer | 6 | 6 | | | | | | | | | | S Devvarman | 1 | 3 |
| | M Viola | 4 | 3 | | 3 | L Mayer | 4 | 5 | | | | | | | |
| | S Devvarman | 6 | 4 | | | S Devvarman | 6 | 7 | | | | | | | |
| PR | E Schwank | 3 | 1$^r$ | | | | | | | S Devvarman | 6 | 6 | | | |
| | F Delbonis | 6 | 2 | | | | | | | F Delbonis | 4 | 0 | | | |
| Alt | A Giannessi | 1 | 1$^r$ | | | F Delbonis | 6 | 5 | 6 | | | | | | |
| Q | P Oswald | 5 | 2 | | 7 | F Volandri | 3 | 7 | 1 | | | | | | |
| 7 | F Volandri | 7 | 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 | Semifinals |
| 5 | T de Bakker | 3 | 6 | 6 | | | | | | | | | | | | | |
| | G Naso | 6 | 3 | 1 | 5 | T de Bakker | 6 | 6 | | | | | | | | | |
| | A di Mauro | 6 | 6 | | | A di Mauro | 4 | 4 | | | | | | | | | |
| | J Aguilar | 3 | 4 | | | | | | 5 | T de Bakker | 2 | 6$^5$ | | | | | |
| WC | P Starace | 6 | 6 | | | | | | WC | P Starace | 6 | 7$^7$ | | | | | |
| | M Trungelliti | 3 | 2 | | WC | P Starace | 6 | 6 | | | | | | | | | |
| | A Velotti | 5 | 6 | 6 | | A Velotti | 3 | 2 | | | | | | | | | |
| 4 | G Pella | 7 | 3 | 4 | | | | | | | | | WC | P Starace | 6 | 5 | 3 |
| 6 | M Alund | 5 | 6 | 3 | | | | | | | | | 2 | R Haase | 4 | 7 | 6 |
| | A Menéndez Maceiras | 7 | 4 | 6 | | A Menéndez Maceiras | 1 | 0$^r$ | | | | | | | | | |
| WC | M Cecchinato | 6 | 6 | | WC | M Cecchinato | 6 | 4 | | | | | | | | | |
| Q | JC Sáez | 3 | 4 | | | | | | WC | M Cecchinato | 4 | 2 | | | | | |
| WC | S Caruso | 5 | 6 | 7$^7$ | | | | | 2 | R Haase | 6 | 6 | | | | | |
| Q | A Molteni | 7 | 4 | 6$^5$ | WC | S Caruso | 0 | 1 | | | | | | | | | |
| | T Alves | 1 | 2 | | 2 | R Haase | 6 | 6 | | | | | | | | | |
| 2 | R Haase | 6 | 6 | | | | | | | | | | | | | | |