| Blaignan-Prignac | |
| Commune Status: | Commune |
| Arrondissement: | Lesparre-Médoc |
| Canton: | Le Nord-Médoc |
| Insee: | 33055 |
| Postal Code: | 33340 |
| Mayor: | Alexandre Pierrard [1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Médoc Cœur de Presqu'île |
| Coordinates: | 45.3231°N -0.8769°W |
| Elevation M: | 20 |
| Elevation Min M: | 7 |
| Elevation Max M: | 34 |
| Area Km2: | 14.18 |
Blaignan-Prignac (in French pronounced as /blɛɲɑ̃ pʁiɲak/; Occitan (post 1500);: Blanhan e Prinhac) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France. It was established on 1 January 2019 by merger of the former communes of Blaignan (the seat) and Prignac-en-Médoc.[2]