# 2009 Aberto Santa Catarina de Tenis – Singles

Marcelo Demoliner became the first champion of this tournament. He defeated Rogério Dutra da Silva in the final (6–1, 6–0).

## Seeds

* Sebastián Decoud (second round)
* João Souza (second round)
* André Miele (second round)
* Rogério Dutra da Silva (final)
* Juan-Pablo Amado (second round)
* Marcel Felder (quarterfinals)
* Eric Gomes (semifinals)
* Júlio Silva (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

### Final four

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| | Leonardo Tavares | 4 | 6 | 6$^4$ | | | | |
| 4 | Rogério Dutra da Silva | 6 | 2 | 7 | | | | |
| 4 | Rogério Dutra da Silva | 6 | 2 | 7 | 4 | Rogério Dutra da Silva | 1 | 0 |
| | | | | | | Marcelo Demoliner | 6 | 6 |
| 7 | Eric Gomes | 2 | 3 | | | Marcelo Demoliner | 6 | 6 |
| | Marcelo Demoliner | 6 | 6 | | | | | |

### Top 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 |
| 1 | S Decoud | 7 | 6 | | | | | | | | | | | | | | |
| | G Kretschmer | 6$^0$ | 4 | | 1 | S Decoud | 3 | 2 | | | | | | | | | |
| WC | J Pereira | 6 | 1 | 4 | | L Tavares | 6 | 6 | | | | | | | | | |
| | L Tavares | 3 | 6 | 6 | | | | | | L Tavares | 7 | 6 | | | | | |
| Q | R Camilo | 4 | 6 | 6 | | | | | 8 | J Silva | 5 | 3 | | | | | |
| Q | C Saavedra-Corvalán | 6 | 3 | 3 | Q | R Camilo | 1 | 1 | | | | | | | | | |
| | F Torresi | 3 | 1 | | 8 | J Silva | 6 | 6 | | | | | | | | | |
| 8 | J Silva | 6 | 6 | | | | | | | | | | | L Tavares | 4 | 6 | 6$^4$ |
| 4 | R Dutra da Silva | 7 | 6 | | | | | | | | | | 4 | R Dutra da Silva | 6 | 2 | 7 |
| | R Guidolin | 5 | 4 | | 4 | R Dutra da Silva | 7 | 6 | | | | | | | | | |
| | G Tur | 3 | 3 | | | A Bonatto | 5 | 3 | | | | | | | | | |
| | A Bonatto | 6 | 6 | | | | | | 4 | R Dutra da Silva | 6 | 7 | | | | | |
| | JC Campozano | 7 | 6 | | | | | | 6 | M Felder | 4 | 5 | | | | | |
| | T Lopes | 6$^8$ | 1 | | | JC Campozano | 6$^7$ | 5 | | | | | | | | | |
| | E Nunez | 7 | 2 | 1$^r$ | 6 | M Felder | 7 | 7 | | | | | | | | | |
| 6 | M Felder | 6$^5$ | 6 | 1 | | | | | | | | | | | | | |

### 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 | E Gomes | 6 | 7 | | | | | | | | | | | | | | | |
| WC | F Neis | 4 | 6$^5$ | | 7 | E Gomes | 6 | 5 | 6 | | | | | | | | | |
| | A Kon | 1 | 7 | 4 | | J Eysseric | 0 | 7 | 1 | | | | | | | | | |
| | J Eysseric | 6 | 6$^4$ | 6 | | | | | | 7 | E Gomes | 7 | 4 | 6 | | | | |
| | E Ribeiro Neto | 4 | 6 | 4 | | | | | | | D Savić | 5 | 6 | 2 | | | | |
| | D Savić | 6 | 0 | 6 | | D Savić | 1 | 6 | 6 | | | | | | | | | |
| | A Begemann | 2 | 4 | | 3 | A Miele | 6 | 0 | 1 | | | | | | | | | |
| 3 | A Miele | 6 | 6 | | | | | | | | | | | | 7 | E Gomes | 2 | 3 |
| 5 | J-P Amado | 6 | 6 | | | | | | | | | | | | | M Demoliner | 6 | 6 |
| WC | B Volkmann | 1 | 1 | | 5 | J-P Amado | 6 | 0 | 3 | | | | | | | | | |
| WC | A Baran | 1 | 0 | | Q | D Silva | 3 | 6 | 6 | | | | | | | | | |
| Q | D Silva | 6 | 6 | | | | | | | Q | D Silva | 3 | 6 | 4 | | | | |
| | M Demoliner | 6 | 6 | | | | | | | | M Demoliner | 6 | 4 | 6 | | | | |
| Q | T Turini | 2 | 2 | | | M Demoliner | 5 | 6 | 6 | | | | | | | | | |
| | M Quintero | 4 | 6 | 3 | 2 | J Souza | 7 | 2 | 3 | | | | | | | | | |
| 2 | J Souza | 6 | 3 | 6 | | | | | | | | | | | | | | |