Rozhen (Bulgarian: Рожен) may refer to:
- Rozhen, Bulgaria, a village in Sandanski municipality, Blagoevgrad Province, Bulgaria
- Rozhen Monastery, located nearby
- Rozhen, an area in the Rhodope Mountains, in Smolyan municipality, Smolyan Province, Bulgaria
- Rozhen National Folklore Fair, organized in the area
- Rozhen Observatory, located nearby
- 6267 Rozhen, an asteroid named after the observatory