| Image Coa: | DEU Wiemersdorf COA.svg |
| Coordinates: | 53.9667°N 63°W |
| Image Plan: | Wiemersdorf in SE.svg |
| State: | Schleswig-Holstein |
| District: | Segeberg |
| Amt: | Bad Bramstedt-Land |
| Elevation: | 28 |
| Area: | 17.55 |
| Postal Code: | 24649 |
| Area Code: | 04192 |
| Licence: | SE |
| Gemeindeschlüssel: | 01 0 60 099 |
| Website: | www.amt-bad- bramstedt-land.de |
| Mayor: | Gerd Sick |
Wiemersdorf is a municipality in the district of Segeberg, in Schleswig-Holstein, Germany.