Nikolai Adelung
Nikolai Adelung is the name of the following people:
- Nikolai Fjodorowitsch Adelung (1809–1878), Russian-Württemberg privy councilor, see Nikolaus von Adelung (secretary)
- Nikolai Nikolajewitsch Adelung (1857-1917), Russian entomologist, see Nikolaus von Adelung (entomologist)