- Category : 1852-births
- Type : PSE
- Profile : 3/5 - Martyr / Heretic
- Definition : Single
- Incarnation Cross : RAX Tension 2
German physician and Swabian local researcher, historian and archaeologist, whose works include books, paintings and photographs related to Heubach and the surrounding area.
Franz Keller died on 17 June 1938 in Heubach at age 85. At the highest point on the plateau of the Kalten Feld is the Franz-Keller-Haus, named in his honour, a managed hiking home of the Swabian Alb Association.