| Image Coa: | DEU Blunk COA.svg |
| Coordinates: | 54.0167°N 29°W |
| Image Plan: | Blunk in SE.svg |
| State: | Schleswig-Holstein |
| District: | Segeberg |
| Amt: | Trave-Land |
| Elevation: | 48 |
| Area: | 10.69 |
| Postal Code: | 23813 |
| Area Code: | 04557 |
| Licence: | SE |
| Gemeindeschlüssel: | 01 0 60 010 |
| Mayor: | Wiebke Bock |
Blunk is a municipality in the district of Segeberg, in Schleswig-Holstein, Germany.