| Edern | |
| Native Name: | Edern |
| Commune Status: | Commune |
| Coordinates: | 48.1039°N -3.9758°W |
| Insee: | 29048 |
| Postal Code: | 29510 |
| Arrondissement: | Quimper |
| Canton: | Briec |
| Mayor: | Jean-Paul Cozien[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Quimper Bretagne Occidentale |
| Elevation Min M: | 82 |
| Elevation Max M: | 256 |
| Area Km2: | 39.98 |
Edern (pronounced as /fr/;) is a commune in the Finistère department of Brittany in northwestern France.
Edern has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Edern is . The average annual rainfall is with January as the wettest month. The temperatures are highest on average in August, at around, and lowest in January, at around . The highest temperature ever recorded in Edern was on 9 August 2003; the coldest temperature ever recorded was on 2 January 1997.
Inhabitants of Edern are called in French Édernois.