Hellenthal

{{Infobox German place

|image_photo = Hellenthal 021.jpg

|image_coa = DEU_Hellenthal_COA.svg

|coordinates = {{coord|50|29|N|06|26|E|format=dms|display=inline,title}}

|image_plan = Hellenthal in EU.svg

|state = Nordrhein-Westfalen

|region = Köln

|district = Euskirchen

|elevation = 537

|area = 138

|Gemeindeschlüssel = 05366020

|postal_code = 53940

|area_code = 02482, 02448

|licence = EU

|website = [http://www.hellenthal.de/ www.hellenthal.de]

|mayor = Rudolf Westerburg[https://www.wahlergebnisse.nrw/kommunalwahlen/2020/index_bm.shtml Wahlergebnisse in NRW Kommunalwahlen 2020], Land Nordrhein-Westfalen, accessed 19 June 2021.

|leader_term = 2020–25

}}

Hellenthal is a municipality in the district of Euskirchen in the state of North Rhine-Westphalia, Germany. It is located in the Eifel hills, near the border with Belgium, approx. 30 km south-west of Euskirchen and 40 km south-east of Aachen.

The village of Reifferscheid, part of the municipality of Hellenthal, is dominated by the ruins of Reifferscheid Castle, the seat of a medieval principality, see Salm. Another village within the municipality, Blumenthal, features ironworks industry area.