| Éclaires | |
| Commune Status: | Commune |
| Arrondissement: | Châlons-en-Champagne |
| Canton: | Argonne Suippe et Vesle |
| Insee: | 51222 |
| Postal Code: | 51800 |
| Mayor: | Philippe Bouchez[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.0008°N 5.0028°W |
| Elevation M: | 154 |
| Area Km2: | 10.96 |
Éclaires (in French pronounced as /eklɛʁ/) is a commune in the Marne department in north-eastern France.
On April 14, 2011, Éclaires was the location of the TGV landspeed record attempt, which it broke with a speed of 574.8 km/h.