Wellen is a municipality in Belgium.
Wellen may also refer to:
Places Wellen, Rhineland-Palatinate, a municipality in Rhineland-Palatinate, Germany Wellen, Saxony-Anhalt, a municipality in Saxony-Anhalt, Germany
People with the surname Niklas Wellen (born 1994), German field hockey player Remy Wellen (born 1938), German ice hockey forward
Others Wellen (novel), a 1911 novel by Eduard von Keyserling
See also Wellens