| Mützelburger Beeke | |
| Source1 Location: | Großer Mützelburger See |
| Mouth Location: | Neuwarper See |
| Mouth Coordinates: | 53.6982°N 14.2674°W |
| Subdivision Type1: | Countries |
| Subdivision Name1: | Germany and Poland |
| Subdivision Type2: | States |
Mützelburger Beeke (pl|Myśliborka) is a small border river of Germany (Mecklenburg-Vorpommern) and Poland (West Pomeranian Voivodeship). It takes its name from the Polish village Myślibórz Wielki (German: Groß Mützelburg). It is formed at the outflow of the Großer Mützelburger See, and it discharges into the Neuwarper See, a bay of the Szczecin Lagoon.