| Type: | Ortsgemeinde |
| Wellen | |
| Image Coa: | DEU Wellen COA.svg |
| Coordinates: | 49.6683°N 6.4328°W |
| Image Plan: | Wellen in TR.svg |
| State: | Rheinland-Pfalz |
| District: | Trier-Saarburg |
| Verbandsgemeinde: | Konz |
| Elevation: | 150 |
| Area: | 3.09 |
| Postal Code: | 54441 |
| Area Code: | 06584 |
| Licence: | TR |
| Gemeindeschlüssel: | 07 2 35 146 |
| Website: | www.wellen-mosel.de |
| Mayor: | Hans Dostert[1] |
| Leader Term: | 2019 - 24 |
Wellen is a municipality in the Trier-Saarburg district, in Rhineland-Palatinate, Germany.
From 18 July 1946 to 6 June 1947 Wellen, in its then municipal boundary, formed part of the Saar Protectorate.