| Image Coa: | DEU Reppenstedt COA.svg |
| Coordinates: | 53.25°N 10.3531°W |
| Image Plan: | Reppenstedt in LG.svg |
| State: | Niedersachsen |
| District: | Lüneburg |
| Samtgemeinde: | Gellersen |
| Elevation: | 36 |
| Area: | 14.78 |
| Postal Code: | 21391 |
| Area Code: | 04131 |
| Licence: | LG |
| Gemeindeschlüssel: | 03 3 55 031 |
| Website: | www.reppenstedt.de |
| Mayor: | Klaus Olshof |
| Party: | CDU |
Reppenstedt is a municipality and the administrative centre of the Samtgemeinde Gellersen within the district of Lüneburg in Lower Saxony, Germany.