| Pénestin | |
| Native Name: | Pennestin |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Pénestin (Morbihan).svg |
| Coordinates: | 47.4836°N -2.4733°W |
| Insee: | 56155 |
| Postal Code: | 56760 |
| Arrondissement: | Vannes |
| Canton: | Muzillac |
| Mayor: | Pascal Puisay[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Presqu'île de Guérande Atlantique |
| Elevation Min M: | 0 |
| Elevation Max M: | 38 |
| Area Km2: | 21.69 |
Pénestin (pronounced as /fr/; br|Pennestin) is a commune in the Morbihan department of Brittany in north-western France.[2]
Pénestin is located in Guérande Peninsula, 29km (18miles) southeast of Vannes and 75km (47miles) northwest of Nantes. The mouth of the river Vilaine forms a natural bourndary to the north. Historically, Pénestin belongs to Lower Brittany. As Penestin lies on the coast, it boasts several beaches, the most popular of which are La Mine d'Or and Loscolo.
Inhabitants of Pénestin are called in French Pénestinois.
Until the beginning of the nineteen's century, the spoken language was breton. Most of the hamlets have breton names.
Pénestin is a very popular seaside resort. As of 2020, 71.1% of the properties are holiday homes,[3] one of the highest percentage in Morbihan.