- Pseudosmittia nanseni
- Clathrina nanseni
- Allocladius nanseni
- Orthocladius nanseni
- Ekspedisi Fram oleh Nansen
- Office international Nansen pour les réfugiés
- Paspor Nansen
- Eva Nansen
- Fridtjof Wedel-Jarlsberg Nansen
- Bare et liv – Historien om Fridtjof Nansen
- Turbonilla nanseni
- Brattegardia
- Mesaiokeras
- List of organisms named after famous people (born 1800–1899)
- Isotoma (springtail)
- Diura
- Myzostoma
- Laona (gastropod)
- Clathrinida
- List of the Cenozoic life of Alaska
