2003 Brasil Open – Doubles
# 2003 Brasil Open – Doubles

Scott Humphries and Mark Merklein were the defending champions but lost in the final 6–2, 6–4 against Todd Perry and Thomas Shimada.

## Seeds

* Gastón Etlis / André Sá (first round)
* Scott Humphries / Mark Merklein (final)
* Nathan Healey / Jordan Kerr (first round)
* Martín García / Graydon Oliver (semifinals)

## 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

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | G Etlis A Sá | 3 | 6 | 4 | | | | | | | | | | | | | | |
| WC | J Goffi R Mello | 6 | 2 | 6 | WC | J Goffi R Mello | 4 | 4 | | | | | | | | | | |
| | F Browne G Carraz | 3 | 4 | | | T Perry T Shimada | 6 | 6 | | | | | | | | | | |
| | T Perry T Shimada | 6 | 6 | | | | | | | | T Perry T Shimada | 6 | 2 | 6 | | | | |
| 3 | N Healey J Kerr | 4 | 2 | | | | | | | | W Moodie S Prieto | 4 | 6 | 3 | | | | |
| | J I Chela F Saretta | 6 | 6 | | | J I Chela F Saretta | 4 | 3 | | | | | | | | | | |
| ALT | R Delgado I Miranda | 5 | 3 | | | W Moodie S Prieto | 6 | 6 | | | | | | | | | | |
| | W Moodie S Prieto | 7 | 6 | | | | | | | | | | | | | T Perry T Shimada | 6 | 6 |
| | T Phillips B Vahaly | 6 | 6 | | | | | | | | | | | | 2 | S Humphries M Merklein | 2 | 4 |
| | B Coupe P Goldstein | 1 | 3 | | | T Phillips B Vahaly | 1 | 6 | 3 | | | | | | | | | |
| WC | P Braga J Silva | 1 | 5 | | 4 | M García G Oliver | 6 | 2 | 6 | | | | | | | | | |
| 4 | M García G Oliver | 6 | 7 | | | | | | | 4 | M García G Oliver | 1 | $6^5$ | | | | | |
| | K Carlsen M Norman | $6^5$ | 4 | | | | | | | 2 | S Humphries M Merklein | 6 | $7^7$ | | | | | |
| | V Spadea E Taino | $7^7$ | 6 | | | V Spadea E Taino | 3 | $7^7$ | 2 | | | | | | | | | |
| | E Artoni I Hirigoyen | 3 | $7^7$ | 2 | 2 | S Humphries M Merklein | 7 | $6^5$ | 7 | | | | | | | | | |
| 2 | S Humphries M Merklein | 6 | $6^5$ | 6 | | | | | | | | | | | | | | |
