| Location: | Longchamp Racecourse |
| Winning Horse: | Dalakhani |
| Previous: | 2002 |
| Next: | 2004 |
The 2003 Prix de l'Arc de Triomphe was a horse race held at Longchamp on Sunday 5 October 2003.[1] It was the 82nd running of the Prix de l'Arc de Triomphe.
The winner was Dalakhani, a three-year-old colt trained in France by Alain de Royer-Dupré. The winning jockey was Christophe Soumillon.[2]
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| Pos. | Marg. | Horse | Age | Jockey | Trainer (Country) | |
|---|---|---|---|---|---|---|
| 1 | Dalakhani | 3 | Christophe Soumillon | Alain de Royer-Dupré (FR) | ||
| 2 | ¾ | Mubtaker | 6 | Richard Hills | Marcus Tregoning (GB) | |
| 3 | 5 | High Chaparral | 4 | Michael Kinane | Aidan O'Brien (IRE) | |
| 4 | 1½ | Doyen | 3 | Frankie Dettori | André Fabre (FR) | |
| 5 | 1½ | Vinnie Roe | 5 | Pat Smullen | Dermot Weld (IRE) | |
| 6 | 1½ | Black Sam Bellamy | 4 | Jamie Spencer | Aidan O'Brien (IRE) | |
| 7 | nk | Dai Jin | 3 | Olivier Peslier | Andreas Schütz (GER) | |
| 8 | 3 | Bollin Eric | 4 | Kevin Darley | Tim Easterby (GB) | |
| 9 | 3 | Ange Gabriel | 5 | Thierry Jarnet | Eric Libaud (FR) | |
| 10 | 8 | Policy Maker | 3 | Dominique Boeuf | Élie Lellouche (FR) | |
| 11 | 20 | Kris Kin | 3 | Kieren Fallon | Sir Michael Stoute (GB) | |
| 12 | 1 | First Charter | 4 | Brett Doyle | Sir Michael Stoute (GB) | |
| 13 | 20 | Diyapour | 3 | Thierry Gillet | Alain de Royer-Dupré (FR) |
Further details of the winner, Dalakhani.