| Image Coa: | DEU Hollenstedt COA.svg |
| Coordinates: | 53.3667°N 52°W |
| Image Plan: | Hollenstedt in WL.svg |
| State: | Niedersachsen |
| District: | Harburg |
| Samtgemeinde: | Hollenstedt |
| Elevation: | 30 |
| Area: | 21.84 |
| Postal Code: | 21279 |
| Area Code: | 04165 |
| Licence: | WL |
| Gemeindeschlüssel: | 03 3 53 019 |
| Divisions: | 4 |
| Mayor: | Jürgen Böhme[1] |
| Party: | CDU |
Hollenstedt is a municipality in the district of Harburg, in Lower Saxony, Germany. It is situated approximately 25 km southwest of Hamburg, and 12 km south of Buxtehude.
Hollenstedt is also the seat of the Samtgemeinde ("collective municipality") Hollenstedt. It was mentioned in 804 in the Royal Frankish Annals as the residence of Charlemagne.[2]