| Kervignac | |
| Native Name: | Kervignag |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Kervignac (Morbihan).svg |
| Coordinates: | 47.7642°N -3.2375°W |
| Insee: | 56094 |
| Postal Code: | 56700 |
| Arrondissement: | Lorient |
| Canton: | Hennebont |
| Mayor: | Elodie Le Floch[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Blavet Bellevue Océan |
| Elevation Min M: | 0 |
| Elevation Max M: | 70 |
| Area Km2: | 39.56 |
Kervignac (pronounced as /fr/; br|Kervignag) is a commune in the Morbihan department of Brittany in north-western France.[2]
Inhabitants of Kervignac are called in French Kervignacois.