Wikipedia
FNR
FNR may refer to:
- FNR, abbreviation for Ferredoxin-NADP+ reductase
- Fachagentur Nachwachsende Rohstoffe, Agency for Renewable Resources, Germany
- FNR Records, a record company associated with Ben Moody
- Ford Nuclear Reactor at the University of Michigan
- Flexible Number Register -- see: Mobile number portability