2003 AIG Japan Open Tennis Championships – Men's doubles
# 2003 AIG Japan Open Tennis Championships – Men's doubles

Jeff Coetzee and Chris Haggard were the defending champions but lost in the first round to Jiří Novák and Petr Pála.

Justin Gimelstob and Nicolas Kiefer won in the final $6–7^{(6–8)},$ 6–3, $7–6^{(7–4)}$ against Scott Humphries and Mark Merklein.

## Seeds

* Wayne Arthurs / Paul Hanley (first round)
* Jeff Coetzee / Chris Haggard (first round)
* Rick Leach / Brian MacPhie (quarterfinals)
* Jonathan Erlich / Andy Ram (first 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

| First round | First round | First round | First round | First round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | W Arthurs P Hanley | 4 | 4 | | | | | | | | | | | | | | |
| WC | S Iwabuchi J Kato | 6 | 6 | | WC | S Iwabuchi J Kato | 6 | 6 | | | | | | | | | |
| | J-M Gambill B Vahaly | $6^3$ | $6^5$ | | | Y Allegro P Luxa | 2 | 2 | | | | | | | | | |
| | Y Allegro P Luxa | $7^7$ | $7^7$ | | | | | | WC | S Iwabuchi J Kato | 3 | 4 | | | | | |
| 4 | J Erlich A Ram | 1 | 6 | $6^{11}$ | | | | | | J Gimelstob N Kiefer | 6 | 6 | | | | | |
| | T Perry J Thomas | 6 | 4 | $7^{13}$ | | T Perry J Thomas | 4 | 3 | | | | | | | | | |
| | J Gimelstob N Kiefer | 6 | 7 | | | J Gimelstob N Kiefer | 6 | 6 | | | | | | | | | |
| | A Kratzmann J van Lottum | 2 | 5 | | | | | | | | | | | J Gimelstob N Kiefer | $6^6$ | 6 | $7^7$ |
| | L Burgsmüller R Schüttler | 3 | 4 | | | | | | | | | | | S Humphries M Merklein | $7^8$ | 3 | $6^4$ |
| | S Humphries M Merklein | 6 | 6 | | | S Humphries M Merklein | 6 | $7^7$ | | | | | | | | | |
| | J Kerr M Wakefield | 4 | 6 | 3 | 3 | R Leach B MacPhie | 3 | $6^3$ | | | | | | | | | |
| 3 | R Leach B MacPhie | 6 | 3 | 6 | | | | | | S Humphries M Merklein | 2 | 6 | 6 | | | | |
| | M García G Oliver | 6 | 5 | $7^7$ | | | | | | J Novák P Pála | 6 | 2 | 3 | | | | |
| WC | T Shimada T Suzuki | 4 | 7 | $6^3$ | | M García G Oliver | 4 | 1 | | | | | | | | | |
| | J Novák P Pála | 6 | 7 | | | J Novák P Pála | 6 | 6 | | | | | | | | | |
| 2 | J Coetzee C Haggard | 2 | 5 | | | | | | | | | | | | | | |
