| Image Coa: | kein |
| Coordinates: | 53.5833°N 62°W |
| Image Plan: | Klein Zecher in RZ.svg |
| State: | Schleswig-Holstein |
| District: | Herzogtum Lauenburg |
| Amt: | Lauenburgische Seen |
| Elevation: | 43 |
| Area: | 9.11 |
| Postal Code: | 23883 |
| Area Code: | 04545 |
| Licence: | RZ |
| Gemeindeschlüssel: | 01 0 53 066 |
| Website: | www.amt-lauenburgische-seen.de |
| Mayor: | Conrad Torkler |
Klein Zecher is a municipality in the district of Lauenburg, in Schleswig-Holstein, Germany.