# 2010 Bancolombia Open – Singles

Horacio Zeballos was the defender of championship title, however he chose to participate at Houston. João Souza won in the final 4–6, 6–4, 6–1 against Alejandro Falla.

## Seeds

* Alejandro Falla (final)
* Santiago Giraldo (semifinals)
* Paolo Lorenzi (quarterfinals)
* Nicolás Lapentti (second round)
* Ricardo Mello (semifinals)
* Thiago Alves (first round)
* Kevin Kim (first round)
* João Souza (champion)

## 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 | Final | Final | Final | Final | Final |
| 1 | Alejandro Falla | 7 | 6 | | | | | |
| WC | Juan Sebastián Cabal | 6$^4$ | 4 | | | | | |
| WC | Juan Sebastián Cabal | 6$^4$ | 4 | 1 | Alejandro Falla | 6 | 4 | 1 |
| | | | | 8 | João Souza | 4 | 6 | 6 |
| 8 | João Souza | 6 | 6 | 8 | João Souza | 4 | 6 | 6 |
| 2 | Santiago Giraldo | 3 | 3 | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Falla | 7 | 5 | 6 | | | | | | | | | | | | | | |
| Q | M Alund | 6 | 7 | 3 | 1 | A Falla | 5 | 6 | 6 | | | | | | | | | |
| | C Zampieri | 7 | 6 | | | C Zampieri | 7 | 2 | 2 | | | | | | | | | |
| | A González | 6$^7$ | 4 | | | | | | | 1 | A Falla | 6 | 6 | | | | | |
| WC | C Fiorentino | 6$^4$ | 3 | | | | | | | | S González | 3 | 1 | | | | | |
| | S González | 7 | 6 | | | S González | 6 | 5 | 7 | | | | | | | | | |
| Q | G Pella | 7 | 6 | | Q | G Pella | 1 | 7 | 6$^4$ | | | | | | | | | |
| 6 | T Alves | 6$^8$ | 1 | | | | | | | | | | | | 1 | A Falla | 7 | 6 |
| 4 | N Lapentti | 6 | 6 | | | | | | | | | | | | WC | JS Cabal | 6$^4$ | 4 |
| | S Decoud | 3 | 4 | | 4 | N Lapentti | 2 | 4 | | | | | | | | | | |
| WC | JS Cabal | 4 | 6 | 6 | WC | JS Cabal | 6 | 6 | | | | | | | | | | |
| | F Ferreiro | 6 | 2 | 4 | | | | | | WC | JS Cabal | 6 | 2 | 6 | | | | |
| | A Sidorenko | 6 | 6 | | | | | | | 5 | R Mello | 4 | 6 | 4 | | | | |
| | G Olaso | 3 | 4 | | | A Sidorenko | 6 | 5 | 2 | | | | | | | | | |
| | A Begemann | 3 | 6$^8$ | | 5 | R Mello | 4 | 7 | 6 | | | | | | | | | |
| 5 | R Mello | 6 | 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 | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | J Souza | 3 | 7 | 6 | | | | | | | | | | | | | | |
| | J Silva | 6 | 6$^5$ | 4 | 8 | J Souza | 6 | 6 | | | | | | | | | | |
| Q | A Balázs | 6 | 6 | | Q | A Balázs | 2 | 2 | | | | | | | | | | |
| | J Dasnières de Veigy | 1 | 3 | | | | | | | 8 | J Souza | 7 | 4 | 6 | | | | |
| WC | JS Gómez | 6$^3$ | 5 | | | | | | | 3 | P Lorenzi | 6$^4$ | 6 | 1 | | | | |
| WC | E Struvay | 7 | 7 | | WC | E Struvay | 6$^1$ | 6$^4$ | | | | | | | | | | |
| | R Hocevar | 5 | 3 | | 3 | P Lorenzi | 7 | 7 | | | | | | | | | | |
| 3 | P Lorenzi | 7 | 6 | | | | | | | | | | | | 8 | J Souza | 6 | 6 |
| 7 | K Kim | 6 | 2 | 3 | | | | | | | | | | | 2 | S Giraldo | 3 | 3 |
| | P Oswald | 3 | 6 | 6 | | P Oswald | 6$^5$ | 6 | 1 | | | | | | | | | |
| | G Lapentti | 6 | 6 | | | G Lapentti | 7 | 2 | 6 | | | | | | | | | |
| | G Gaudio | 2 | 3 | | | | | | | | G Lapentti | 1 | 4 | | | | | |
| Q | A Brugués-Davi | 6$^5$ | 4 | | | | | | | 2 | S Giraldo | 6 | 6 | | | | | |
| | C Salamanca | 7 | 6 | | | C Salamanca | 4 | 2 | | | | | | | | | | |
| | D Meffert | 2 | 2 | | 2 | S Giraldo | 6 | 6 | | | | | | | | | | |
| 2 | S Giraldo | 6 | 6 | | | | | | | | | | | | | | | |