Norn may refer to:
- The Norn language, an extinct North Germanic language that was spoken on Shetland and Orkney
- The Norns, beings from Norse mythology
- Norn iron works, an old industrial community in Sweden where iron ore was excavated
- Norns, a fictional race in Tad Williams' Memory, Sorrow, and Thorn fantasy series
- Norns, main species in the Creatures artificial-life simulation series
- Norns, a race in the MMORPG Guild Wars
- Mey Norn, Cambodian politician
- norn, independent pop band