# 2009 Copa Petrobras São Paulo – Singles

Paul Capdeville was the defending champion, but he was eliminated by Franco Ferreiro in the second round. Thomaz Bellucci defeated Nicolás Lapentti 6–4, 6–4 in the final match.

## Seeds

* Thomaz Bellucci (champion)
* Juan Ignacio Chela (quarterfinals)
* Paul Capdeville (second round)
* Santiago Ventura (semifinals, retired)
* Nicolás Lapentti (final)
* Rui Machado (second round)
* Nicolás Massú (quarterfinals)
* Thiago Alves (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 |
| 1 | Thomaz Bellucci | 6 | 6 | | | | | |
| | David Marrero | 4 | 3 | | | | | |
| | David Marrero | 4 | 3 | | 1 | Thomaz Bellucci | 6 | 6 |
| | | | | | 5 | Nicolás Lapentti | 4 | 4 |
| 4 | Santiago Ventura | 7 | 3 | 0$^r$ | 5 | Nicolás Lapentti | 4 | 4 |
| 5 | Nicolás Lapentti | 6$^2$ | 6 | 0 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | T Bellucci | 4 | 6 | 7 | | | | | | | | | | | | | |
| | J Souza | 6 | 2 | 5 | 1 | T Bellucci | 6 | 6 | | | | | | | | | |
| | S González | 1 | 6 | 6 | | S González | 3 | 4 | | | | | | | | | |
| Q | C Zampieri | 6 | 3 | 4 | | | | | 1 | T Bellucci | 6 | 6 | | | | | |
| Q | R Dutra da Silva | 7 | 1 | 6 | | | | | 7 | N Massú | 2 | 3 | | | | | |
| | P Andújar | 5 | 6 | 4 | Q | R Dutra da Silva | 2 | 0 | | | | | | | | | |
| SE | G Gaudio | 5 | 3 | | 7 | N Massú | 6 | 6 | | | | | | | | | |
| 7 | N Massú | 7 | 6 | | | | | | | | | | | 1 | T Bellucci | 6 | 6 |
| 3 | P Capdeville | 6 | 6 | | | | | | | | | | | | D Marrero | 4 | 3 |
| | J-M Aranguren | 3 | 3 | | 3 | P Capdeville | 0 | 6$^5$ | | | | | | | | | |
| SE | G Rufin | 3 | 6 | 3 | | F Ferreiro | 6 | 7 | | | | | | | | | |
| | F Ferreiro | 6 | 4 | 6 | | | | | | F Ferreiro | 1 | 6 | 5 | | | | |
| | I Cervantes-Huegun | 2 | 4 | | | | | | | D Marrero | 6 | 3 | 7 | | | | |
| | D Marrero | 6 | 6 | | | D Marrero | 7 | 6 | | | | | | | | | |
| | R Mello | 6$^1$ | 6 | 6 | | R Mello | 5 | 0 | | | | | | | | | |
| 8 | T Alves | 7 | 4 | 3 | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | R Machado | 6 | 6 | | | | | | | | | | | | | | | |
| | R Hocevar | 4 | 4 | | 6 | R Machado | 6$^1$ | 0 | | | | | | | | | | |
| WC | M Demoliner | 1 | 6$^4$ | | | J Silva | 7 | 6 | | | | | | | | | | |
| | J Silva | 6 | 7 | | | | | | | J Silva | 4 | 6 | 6$^6$ | | | | | |
| | D Muñoz-De La Nava | 4 | 1 | | | | | | 4 | S Ventura | 6 | 3 | 7 | | | | | |
| | JP Brzezicki | 6 | 6 | | | JP Brzezicki | 3 | 2 | | | | | | | | | | |
| Q | A Michon | 4 | 3 | | 4 | S Ventura | 6 | 6 | | | | | | | | | | |
| 4 | S Ventura | 6 | 6 | | | | | | | | | | | 4 | S Ventura | 7 | 3 | 0$^r$ |
| 5 | N Lapentti | 6 | 4 | 6 | | | | | | | | | | 5 | N Lapentti | 6$^2$ | 6 | 0 |
| | D Junqueira | 4 | 6 | 4 | 5 | N Lapentti | 6 | 6 | | | | | | | | | | |
| Q | G Hormazábal | 7 | 5 | 3 | | S Decoud | 2 | 1 | | | | | | | | | | |
| | S Decoud | 6$^3$ | 7 | 6 | | | | | 5 | N Lapentti | 6 | 5 | 6 | | | | | |
| | J Dasnières de Veigy | 6 | 6 | | | | | | 2 | JI Chela | 4 | 7 | 3 | | | | | |
| WC | G Wanderley | 3 | 4 | | | J Dasnières de Veigy | 4 | 1 | | | | | | | | | | |
| | P Riba | 6 | 3 | 4 | 2 | JI Chela | 6 | 6 | | | | | | | | | | |
| 2 | JI Chela | 4 | 6 | 6 | | | | | | | | | | | | | | |