| Coordinates: | 54.3567°N 12.9419°W |
| Image Plan: | Altenpleen_in_VR.svg |
| State: | Mecklenburg-Vorpommern |
| District: | Vorpommern-Rügen |
| Amt: | Altenpleen |
| Elevation: | 3 |
| Area: | 20.05 |
| Postal Code: | 18445 |
| Area Code: | 038323 |
| Licence: | NVP |
| Gemeindeschlüssel: | 13 0 73 005 |
| Website: | www.altenpleen.de |
| Mayor: | Rainer Behrndt |
Altenpleen is a municipality in the Vorpommern-Rügen district, in Mecklenburg-Vorpommern, Germany.