2005 Copa Petrobras Santiago – Doubles
# 2005 Copa Petrobras Santiago – Doubles

Enzo Artoni and Ignacio González King were the defending champions, but did not compete this year.

Daniel Köllerer and Oliver Marach defeated Lucas Arnold Ker and Giovanni Lapentti 6–4, 6–3 in the final.

## Seeds

    01. Lucas Arnold Ker / Giovanni Lapentti (final)
    02. Rubén Ramírez Hidalgo / Santiago Ventura (first round)
    03. Marcelo Melo / Sergio Roitman (quarterfinals)
    04. Marcos Daniel / Fernando Vicente (withdrew due to a back injury for Daniel)

## 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

### Draw

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | L Arnold Ker G Lapentti | $7^7$ | $7^{10}$ | | | | | | | | | | | | | | |
| WC | T Bellucci A Ghem | $6^2$ | $6^8$ | | 1 | L Arnold Ker G Lapentti | $7^9$ | $6^1$ | 6 | | | | | | | | |
| | P Capdeville A García | $7^{11}$ | 3 | $1^r$ | WC | J Aguilar F Parada | $6^7$ | $7^7$ | 4 | | | | | | | | |
| WC | J Aguilar F Parada | $6^9$ | 6 | 2 | | | | | | 1 | L Arnold Ker G Lapentti | 6 | 7 | | | | |
| 3 | M Melo S Roitman | 6 | 6 | | | | | | | WC | H Gamonal D Vemić | 2 | 5 | | | | |
| | G Moraru A Ungur | 0 | 3 | | 3 | M Melo S Roitman | 3 | 6 | $6^4$ | | | | | | | | |
| WC | H Gamonal D Vemić | 6 | 6 | | WC | H Gamonal D Vemić | 6 | 4 | $7^7$ | | | | | | | | |
| | H Armando C Villagrán | 3 | 1 | | | | | | | | | | | 1 | L Arnold Ker G Lapentti | 4 | 3 |
| | Ó Hernández F Luzzi | 3 | 6 | 6 | | | | | | | | | | | D Köllerer O Marach | 6 | 6 |
| | D Gimeno-Traver JA Marín | 6 | 4 | 3 | | Ó Hernández F Luzzi | 6 | 6 | | | | | | | | | |
| | D Hartfield J Silva | 6 | 6 | | | D Hartfield J Silva | 3 | 3 | | | | | | | | | |
| Alt | F Urban S Vagnozzi | 2 | 1 | | | | | | | | Ó Hernández F Luzzi | 1 | 3 | | | | |
| | JM del Potro S González | 6 | $6^3$ | 7 | | | | | | | D Köllerer O Marach | 6 | 6 | | | | |
| | A Cruciat B Pašanski | 2 | $7^7$ | 5 | | JM del Potro S González | 6 | 5 | $6^5$ | | | | | | | | |
| | D Köllerer O Marach | 6 | 6 | | | D Köllerer O Marach | 1 | 7 | $7^7$ | | | | | | | | |
| 2 | R Ramírez Hidalgo S Ventura | 1 | 4 | | | | | | | | | | | | | | |
