Debren (river)
{{Infobox river
| name = Debren
| native_name =
| native_name_lang =
| name_other =
| name_etymology =
| image = DebrenSugas.jpg
| image_size =
| image_caption = The river Debren in the Șugaș Băi Resort, downstream of the Honvéd Spring
| pushpin_map = Romania
| subdivision_type1 = Country
| subdivision_name1 = Romania
| subdivision_type2 = Counties
| subdivision_name2 = Covasna County
| subdivision_type3 = Cities
| subdivision_name3 = Sfântu Gheorghe
| length = {{convert|10|km|abbr=on}}
| width_min =
| width_avg =
| width_max =
| depth_min =
| depth_avg =
| depth_max =
| discharge1_location=
| discharge1_min =
| discharge1_avg =
| discharge1_max =
| source1 =
| source1_location =
| source1_coordinates=
| source1_elevation =
| mouth = Olt
| mouth_location = Sfântu Gheorghe
| mouth_coordinates = {{coord|45.8664|25.8032|display=it}}
| mouth_elevation =
| progression = {{ROlt}}
| river_system =
| basin_size = {{convert|18|km2|abbr=on}}
| tributaries_left =
| tributaries_right =
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}}
The Debren is a right tributary of the river Olt in Romania.{{GeoSource|RO|Annex7|649}}{{GeoSource|RO|Atlas|267|VIII.1.41}} It flows into the Olt in the city Sfântu Gheorghe. Its length is {{convert|10|km|abbr=on}} and its basin size is {{convert|18|km2|abbr=on}}.{{GeoSource|RO|Atlas|267|VIII.1.41}}