| 2005 Clásica de San Sebastián | |
| Date: | 13 August 2005 |
| Stages: | 1 |
| Distance: | 227[1] |
| Unit: | km |
| Time: | 5h 24' 18" |
| First: | Constantino Zaballa |
| First Nat: | ESP |
| Second: | Joaquim Rodríguez |
| Second Nat: | ESP |
| Third: | Eddy Mazzoleni |
| Third Nat: | ITA |
| Previous: | 2004 |
| Next: | 2006 |
The 2005 Clásica de San Sebastián was the 25th edition of the Clásica de San Sebastián cycling classic. Constantino Zaballa gave Saunier Duval–Prodir their second win in this race.
| Cyclist | Team | Time | ||
|---|---|---|---|---|
| 1 | Saunier Duval–Prodir | 5h 24' 18" | ||
| 2 | Saunier Duval–Prodir | + 31" | ||
| 3 | Lampre–Caffita | + 31" | ||
| 4 | Liquigas-Bianchi | + 31" | ||
| 5 | Kaiku | + 31" | ||
| 6 | Cofidis | + 31" | ||
| 7 | + 31" | |||
| 8 | Bouygues Télécom | + 40" | ||
| 9 | Cofidis | + 40" | ||
| 10 | + 43" |