Horny
Geilen is the family name of the following people:
- Christoph Geilen , German physician, biochemist and Rector of the HMU Health and Medical University Potsdam
- Gerd Geilen (1931–2015), German law scholar and university professor
- Hannelore Geilen , German soccer goalkeeper
- Stefan Geilen (* 1962), Brigadier General of the Bundeswehr