# 2009 San Marino CEPU Open – Singles

Filippo Volandri was the defending champion, but he lost to Daniel Köllerer in the second round. Andreas Seppi defeated Potito Starace 7–6(4), 2–6, 6–4 in the final.

## Seeds

* Andreas Seppi (champion)
* Óscar Hernández (second round)
* Björn Phau (second round)
* Victor Crivoi (first round)
* Daniel Köllerer (semifinals)
* Daniel Gimeno-Traver (second round)
* Olivier Rochus (second round)
* Alberto Martín(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

### Final four

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1/WC | Andreas Seppi | 6$^1$ | 6 | 6 | | | | | |
| 5 | Daniel Köllerer | 7 | 1 | 2 | | | | | |
| 5 | Daniel Köllerer | 7 | 1 | 2 | 1/WC | Andreas Seppi | 7 | 2 | 6 |
| | | | | | | Potito Starace | 6$^4$ | 6 | 4 |
| | Potito Starace | 6 | 6 | | | Potito Starace | 6$^4$ | 6 | 4 |
| | Oleksandr Dolgopolov Jr. | 3 | 0 | | | | | | |

### 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 | Semifinals |
| 1/WC | A Seppi | 6 | 4 | 6 | | | | | | | | | | | | | | |
| WC | G Gaudio | 0 | 6 | 0 | 1/WC | A Seppi | 6 | 6$^2$ | 6 | | | | | | | | | |
| Q | D Lojda | 5 | 6$^7$ | | | S Decoud | 3 | 7 | 4 | | | | | | | | | |
| | S Decoud | 7 | 7 | | | | | | | 1/WC | A Seppi | 6 | 6 | | | | | |
| Q | G Naso | 4 | 3 | | | | | | | | S Roitman | 3 | 2 | | | | | |
| | S Roitman | 6 | 6 | | | S Roitman | 6 | 6 | | | | | | | | | | |
| | A di Mauro | 4 | 1 | | 6 | D Gimeno-Traver | 3 | 4 | | | | | | | | | | |
| 6 | D Gimeno-Traver | 6 | 6 | | | | | | | | | | | 1/WC | A Seppi | 6$^1$ | 6 | 6 |
| 3 | B Phau | 7 | 6 | | | | | | | | | | | 5 | D Köllerer | 7 | 1 | 2 |
| WC | D Bracciali | 6$^5$ | 4 | | 3 | B Phau | 1 | 2 | | | | | | | | | | |
| | R Machado | 6 | 6 | | | R Machado | 6 | 6 | | | | | | | | | | |
| | B Dabul | 1 | 4 | | | | | | | | R Machado | 3 | 3 | | | | | |
| | T Tenconi | 1 | 2 | | | | | | | 5 | D Köllerer | 6 | 6 | | | | | |
| | F Volandri | 6 | 6 | | | F Volandri | 1 | 3 | | | | | | | | | | |
| WC | S Galvani | 2 | 4 | | 5 | D Köllerer | 6 | 6 | | | | | | | | | | |
| 5 | D Köllerer | 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 |
| 7 | O Rochus | 6 | 6 | | | | | | | | | | | | | | | |
| Q | L Rosol | 2 | 1 | | 7 | O Rochus | 6$^5$ | 6$^1$ | | | | | | | | | | |
| | P Andújar | 3 | 2 | | | P Starace | 7 | 7 | | | | | | | | | | |
| | P Starace | 6 | 6 | | | | | | | | P Starace | 6 | 3 | 6 | | | | |
| | D Hrbatý | 4 | 2 | | | | | | | | P Luczak | 3 | 6 | 3 | | | | |
| | J Hájek | 6 | 6 | | | J Hájek | 1 | 4 | | | | | | | | | | |
| | P Luczak | 6 | 0 | 6 | | P Luczak | 6 | 6 | | | | | | | | | | |
| 4 | V Crivoi | 4 | 6 | 3 | | | | | | | | | | | | P Starace | 6 | 6 |
| 8 | A Martín | 6$^5$ | 7 | 4 | | | | | | | | | | | SE | O Dolgopolov Jr. | 3 | 0 |
| | P Riba | 7 | 6$^7$ | 6 | | P Riba | 6 | 6 | | | | | | | | | | |
| | P Lorenzi | 6 | 4 | 3 | Q | M Alund | 3 | 2 | | | | | | | | | | |
| Q | M Alund | 3 | 6 | 6 | | | | | | | P Riba | 6$^4$ | 3 | | | | | |
| SE | O Dolgopolov Jr. | 0 | 7 | 6 | | | | | | SE | O Dolgopolov Jr. | 7 | 6 | | | | | |
| SE | T de Bakker | 6 | 6$^8$ | 4 | SE | O Dolgopolov Jr. | 7 | 4 | 6 | | | | | | | | | |
| | M Crugnola | 3 | 3 | | 2 | Ó Hernández | 5 | 6 | 3 | | | | | | | | | |
| 2 | Ó Hernández | 6 | 6 | | | | | | | | | | | | | | | |