| Oger | |
| Image Coat Of Arms: | Blason Oger.svg |
| Arrondissement: | Épernay |
| Canton: | Vertus-Plaine Champenoise |
| Insee: | 51411 |
| Postal Code: | 51190 |
| Commune: | Blancs-Coteaux |
| Coordinates: | 48.9583°N 4.0131°W |
| Elevation M: | 115 |
| Area Km2: | 15.06 |
| Population: | 506 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Oger (in French pronounced as /ɔʒe/) is a former commune in the Marne department in north-eastern France. On 1 January 2018, it was merged into the new commune of Blancs-Coteaux.[2]
The village's vineyards are located in the Côte de Blancs subregion of Champagne, and are classified as Grand Cru (100%) in the Champagne vineyard classification.