# 2003 Western & Southern Financial Group Masters – Doubles

James Blake and Todd Martin were the defending champions but lost in the second round to Wayne Arthurs and Paul Hanley.
Bob Bryan and Mike Bryan won in the final 7–5, 7–6$^{(7–5)}$ against Arthurs and Hanley.

## Seeds

All eight seeded teams received byes to the second round.
* Mahesh Bhupathi / Max Mirnyi (semifinals)
* Bob Bryan / Mike Bryan (champions)
* Mark Knowles / Daniel Nestor (semifinals)
* Jonas Björkman / Todd Woodbridge (quarterfinals)
* Leander Paes / David Rikl (second round)
* Michaël Llodra / Fabrice Santoro (quarterfinals)
* Wayne Arthurs / Paul Hanley (final)
* Martin Damm / Cyril Suk (quarterfinals)

## 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

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Mahesh Bhupathi Max Mirnyi | 5 | 7$^7$ | 3 | | | | |
| 7 | Wayne Arthurs Paul Hanley | 7 | 6$^5$ | 6 | | | | |
| 7 | Wayne Arthurs Paul Hanley | 7 | 6$^5$ | 6 | 7 | Wayne Arthurs Paul Hanley | 5 | 6$^5$ |
| | | | | | 2 | Bob Bryan Mike Bryan | 7 | 7$^7$ |
| 3 | Mark Knowles Daniel Nestor | 2 | 3 | | 2 | Bob Bryan Mike Bryan | 7 | 7$^7$ |
| 2 | Bob Bryan Mike Bryan | 6 | 6 | | | | | |

### 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 | Semifinals |
| | | | | | 1 | M Bhupathi M Mirnyi | 6 | 3 | 6 | | | | | | | | | | |
| | Y Kafelnikov G Kuerten | 3 | 7 | 7 | | Y Kafelnikov G Kuerten | 3 | 6 | 1 | | | | | | | | | | |
| | T Cibulec P Vízner | 6 | 5 | 5 | | | | | | 1 | M Bhupathi M Mirnyi | 7$^7$ | 6 | | | | | | |
| | J C Ferrero N Zimonjić | 3 | 5 | | | | | | | 8 | M Damm C Suk | 6$^4$ | 4 | | | | | | |
| | L Hewitt M Philippoussis | 6 | 7 | | | L Hewitt M Philippoussis | | | | | | | | | | | | | |
| | | | | | 8 | M Damm C Suk | w/o | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | 1 | M Bhupathi M Mirnyi | 5 | 7$^7$ | 3 |
| | | | | | | | | | | | | | | | 7 | W Arthurs P Hanley | 7 | 6$^5$ | 6 |
| | | | | | 4 | J Björkman T Woodbridge | 6 | 1 | 6 | | | | | | | | | | |
| | F Čermák L Friedl | 7$^8$ | 6 | | | F Čermák L Friedl | 1 | 6 | 2 | | | | | | | | | | |
| | J Eagle J Palmer | 6$^6$ | 4 | | | | | | | 4 | J Björkman T Woodbridge | 6$^3$ | 6 | 3 | | | | | |
| | T Robredo R Schüttler | 3 | 4 | | | | | | | 7 | W Arthurs P Hanley | 7$^7$ | 4 | 6 | | | | | |
| WC | J Blake T Martin | 6 | 6 | | WC | J Blake T Martin | 4 | 5 | | | | | | | | | | | |
| | | | | | 7 | W Arthurs P Hanley | 6 | 7 | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 6 | M Llodra F Santoro | w/o | | | | | | | | | | |
| | W Black K Ullyett | 3 | 5 | | Alt | I Ljubičić S Sargsian | | | | | | | | | | | |
| Alt | I Ljubičić S Sargsian | 6 | 7 | | | | | | 6 | M Llodra F Santoro | 6 | 1 | 1 | | | | |
| | D Adams R Koenig | 3 | 5 | | | | | | 3 | M Knowles D Nestor | 4 | 6 | 6 | | | | |
| | C Haggard D Johnson | 6 | 7 | | | C Haggard D Johnson | 2 | 4 | | | | | | | | | |
| | | | | | 3 | M Knowles D Nestor | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | M Knowles D Nestor | 2 | 3 |
| | | | | | | | | | | | | | | 2 | B Bryan M Bryan | 6 | 6 |
| | | | | | 5 | L Paes D Rikl | 6$^3$ | 4 | | | | | | | | | |
| | G Etlis M Rodríguez | 6 | 5 | 6 | | G Etlis M Rodríguez | 7$^7$ | 6 | | | | | | | | | |
| | S Schalken M Verkerk | 4 | 7 | 0 | | | | | | G Etlis M Rodríguez | 1 | 4 | | | | | |
| | J Nieminen P Srichaphan | 6 | 1 | 7$^8$ | | | | | 2 | B Bryan M Bryan | 6 | 6 | | | | | |
| WC | À Corretja À Costa | 4 | 6 | 6$^6$ | | J Nieminen P Srichaphan | 3 | 2 | | | | | | | | | |
| | | | | | 2 | B Bryan M Bryan | 6 | 6 | | | | | | | | | |