| Poreč Trophy | |
| Date: | Early March |
| Region: | Istria, Croatia |
| English: | Poreč Trophy |
| Localnames: | Trofej Poreč |
| Discipline: | Road race |
| Competition: | UCI Europe Tour |
| Type: | Single-day |
| Number: | 25 (as of 2024) |
| Mostwins: | (4 wins) |
Poreč Trophy (through history held under names Trofej Plava Laguna, G. P. Istria, Trophy Riviera and G.P. Umag) is a road bicycle race held annually near the town of Poreč, in the Istrian peninsula. It is organized as a 1.2 event on the UCI Europe Tour. The race originally consisted of 5 challenges (6 in 2002); since 2004, the event consists of a single race.