# 2009 Bancolombia Open – Singles

Marcos Daniel was the defending champion, but he decided to not defend his 2009 title. Horacio Zeballos defeated Santiago González in the final (7–6$^{(7–3)}$, 6–0).

## Seeds

* Óscar Hernández (first round)
* Frederico Gil (second round)
* Brian Dabul (first round)
* Iván Navarro (first round)
* Máximo González (second round)
* Leonardo Mayer (first round, retired)
* Sergio Roitman (first round)
* Thiago Alves (second 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 | Final | Final | Final |
| Franco Ferreiro | 6 | 1 | 4 | | | |
| Santiago González | 2 | 6 | 6 | | | |
| Santiago González | 2 | 6 | 6 | Santiago González | 6$^3$ | 0 |
| | | | | Horacio Zeballos | 7 | 6 |
| Giovanni Lapentti | 6$^5$ | 7 | 5 | Horacio Zeballos | 7 | 6 |
| Horacio Zeballos | 7 | 5 | 7 | | | |

### 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 |
| 1 | Ó Hernández | 6 | 2 | 6$^4$ | | | | | | | | | | | | |
| | M Puerta | 4 | 6 | 7 | | M Puerta | 6 | 7 | | | | | | | | |
| SE | M Zabaleta | 3 | 4 | | | S Decoud | 2 | 6$^7$ | | | | | | | | |
| | S Decoud | 6 | 6 | | | | | | | M Puerta | 4 | 4 | | | | |
| Q | R Ghedin | 3 | 0 | | | | | | | F Ferreiro | 6 | 6 | | | | |
| | F Ferreiro | 6 | 6 | | | F Ferreiro | 6 | 6 | | | | | | | | |
| | V Estrella | 6 | 2 | | | V Estrella | 4 | 2 | | | | | | | | |
| 6 | L Mayer | 4 | 0 | r | | | | | | | | | F Ferreiro | 6 | 1 | 4 |
| 4 | I Navarro | 6$^2$ | 4 | | | | | | | | | | S González | 2 | 6 | 6 |
| Q | Juan Pablo Amado | 7 | 6 | | Q | JP Amado | 6$^1$ | 5 | | | | | | | | |
| | S González | 2 | 6 | 6 | | S González | 7 | 7 | | | | | | | | |
| | F Vicente | 6 | 4 | 3 | | | | | | S González | 6 | 6 | | | | |
| Q | D Álvarez | 6 | 6 | | | | | | Q | D Álvarez | 4 | 3 | | | | |
| WC | A González | 4 | 4 | | Q | D Álvarez | 6 | 7 | | | | | | | | |
| WC | C Salamanca | 7 | 5 | 6$^3$ | 5 | M González | 0 | 5 | | | | | | | | |
| 5 | M González | 5 | 7 | 7 | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | T Alves | 7 | 6 | | | | | | | | | | | | | |
| | B Echagaray | 5 | 1 | | 8 | T Alves | 2 | 7 | 3 | | | | | | | |
| WC | JS Cabal | 6 | 3 | 4 | | G Lapentti | 6 | 6$^3$ | 6 | | | | | | | |
| | G Lapentti | 3 | 6 | 6 | | | | | | G Lapentti | 6 | 6 | | | | |
| Q | M Felder | 3 | 4 | | | | | | | R Mello | 4 | 2 | | | | |
| | R Mello | 6 | 6 | | | R Mello | 1 | 7 | 6 | | | | | | | |
| WC | M Quintero | 6 | 6 | | WC | M Quintero | 6 | 6$^1$ | 1 | | | | | | | |
| 3 | B Dabul | 3 | 3 | | | | | | | | | | G Lapentti | 6$^5$ | 7 | 5 |
| 7 | S Roitman | 1 | 4 | | | | | | | | | | H Zeballos | 7 | 5 | 7 |
| | H Zeballos | 6 | 6 | | | H Zeballos | 7 | 7 | | | | | | | | |
| | J Souza | 1 | 7 | 7 | | J Souza | 6$^5$ | 5 | | | | | | | | |
| | J-P Guzmán | 6 | 6$^8$ | 6$^0$ | | | | | | H Zeballos | 6 | 7 | | | | |
| | R Hocevar | 7 | 3 | 6 | | | | | | R Hocevar | 3 | 6$^7$ | | | | |
| | A Falla | 6$^3$ | 6 | 3 | | R Hocevar | 6 | 6 | | | | | | | | |
| | A Peya | 6$^7$ | 1 | | 2 | F Gil | 4 | 4 | | | | | | | | |
| 2 | F Gil | 7 | 6 | | | | | | | | | | | | | |