| Image Coa: | DEU Lütjensee COA.svg |
| Coordinates: | 53.6333°N 32°W |
| Image Plan: | Lütjensee in OD.svg |
| State: | Schleswig-Holstein |
| District: | Stormarn |
| Amt: | Trittau |
| Elevation: | 53 |
| Area: | 14.05 |
| Postal Code: | 22952 |
| Area Code: | 04154, 04534 |
| Licence: | OD |
| Gemeindeschlüssel: | 01 0 62 045 |
| Divisions: | 3 |
| Website: | www.amt-trittau.de |
| Mayor: | Andreas Körber |
| Party: | CDU |
Lütjensee is a municipality in the district of Stormarn, in Schleswig-Holstein, Germany.