| Location: | Longchamp Racecourse |
| Winning Horse: | Saumarez |
| Previous: | 1989 |
| Next: | 1991 |
The 1990 Prix de l'Arc de Triomphe was a horse race held at Longchamp on Sunday 7 October 1990.[1] It was the 69th running of the Prix de l'Arc de Triomphe.
The winner was Saumarez, a three-year-old colt trained in France by Nicolas Clément. The winning jockey was Gérald Mossé.[2]
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| Pos. | Marg. | Horse | Age | Jockey | Trainer (Country) | |
|---|---|---|---|---|---|---|
| 1 | Saumarez | 3 | Gérald Mossé | Nicolas Clément (FR) | ||
| 2 | ¾ | Epervier Bleu | 3 | Dominique Boeuf | Élie Lellouche (FR) | |
| 3 | ½ | Snurge | 3 | Richard Quinn | Paul Cole (GB) | |
| 4 | 2 | In the Wings | 4 | Pat Eddery | André Fabre (FR) | |
| 5 | 1½ | Belmez | 3 | Steve Cauthen | Henry Cecil (GB) | |
| 6 | 1 | Legal Case | 4 | Frankie Dettori | Luca Cumani (GB) | |
| 7 | snk | Erdelistan | 3 | Tony Cruz | Alain de Royer-Dupré (FR) | |
| 8 | 1 | Hellenic | 3 | Walter Swinburn | Michael Stoute (GB) | |
| 9 | 2 | In the Groove | 3 | Richard Fox | David Elsworth (GB) | |
| 10 | shd | Salsabil | 3 | Willie Carson | John Dunlop (GB) | |
| 11 | shd | Antisaar | 3 | Cash Asmussen | André Fabre (FR) | |
| 12 | ½ | Assatis | 5 | Masato Shibata | Guy Harwood (GB) | |
| 13 | nk | Robore | 5 | Alfred Gibert | Noël Pelat (FR) | |
| 14 | ¾ | Charmer | 5 | Felix Coetzee | Clive Brittain (GB) | |
| 15 | ½ | Mister Riv | 5 | Guy Guignard | Antonio Spanu (FR) | |
| 16 | nk | Zartota | 4 | Thierry Jarnet | Antonio Spanu (FR) | |
| 17 | ¾ | Guiza | 3 | Éric Legrix | Jacques-Charles Cunnington (FR) | |
| 18 | 1 | Sikeston | 4 | Michael Roberts | Clive Brittain (GB) | |
| 19 | 8 | Ile de Nisky | 4 | Gary Carter | Geoff Huffer (GB) | |
| 20 | 20 | Albadr | 5 | Richard Hills | Robert Armstrong (GB) | |
| 21 | dist | Abyad | 3 | William Mongil | Alain de Royer-Dupré (FR) |
Further details of the winner, Saumarez.