| Image Coa: | DEU Grebin COA.svg |
| Coordinates: | 54.2031°N 10.4758°W |
| Image Plan: | Grebin in PLOE.png |
| State: | Schleswig-Holstein |
| District: | Plön |
| Amt: | Großer Plöner See |
| Elevation: | 26 |
| Area: | 24.14 |
| Postal Code: | 24329 |
| Area Code: | 04383 |
| Licence: | PLÖ |
| Gemeindeschlüssel: | 01 0 57 022 |
| Website: | www.amt-grosser- ploener-see.de |
| Mayor: | Hans-Werner Sohn |
Grebin is a municipality in the district of Plön, in Schleswig-Holstein, Germany.
The districts of Behl, Breitenstein, Kakelsberg, Görnitz, Treufeld and Schönweide, which was incorporated in 1974, belong to Grebin.