| Blankensee | |
| Coordinates: | 53.4°N 28°W |
| Image Plan: | Blankensee in MBS.svg |
| State: | Mecklenburg-Vorpommern |
| District: | Mecklenburgische Seenplatte |
| Amt: | Neustrelitz-Land |
| Elevation: | 80 |
| Area: | 56.04 |
| Postal Code: | 17237 |
| Area Code: | 039821, 039826 |
| Licence: | MST |
| Gemeindeschlüssel: | 13 0 71 011 |
| Website: | www.amtneustrelitz-land.de |
| Mayor: | Wulf Bednorz |
Blankensee is a municipality in the Mecklenburgische Seenplatte district, in Mecklenburg-Vorpommern, Germany.