| Image Coa: | DEU Ruhwinkel COA.svg |
| Coordinates: | 54.0944°N 10.2214°W |
| Image Plan: | Ruhwinkel in PLOE.png |
| State: | Schleswig-Holstein |
| District: | Plön |
| Amt: | Bokhorst-Wankendorf |
| Elevation: | 39 |
| Area: | 13.13 |
| Postal Code: | 24601 |
| Area Code: | 04323, 04326 |
| Licence: | PLÖ |
| Gemeindeschlüssel: | 01 0 57 069 |
| Website: | www.amt-bokhorst- wankendorf.de |
| Mayor: | Antje Bublitz |
Ruhwinkel is a municipality in the district of Plön, in Schleswig-Holstein, Germany.