Durin is a dwarf-name from the Icelandic saga Völuspá, where it is written as Durinn; in old Norse durin means "warden" or "guard". As the father of the Longbeards, the name Durin has been used frequently within the legendarium:
- Durin I, "the Deathless", one of the seven Fathers of the Dwarves.
- Durin II
- Durin III, given a Ring of Power by Celebrimbor.
- Durin IV
- Durin V
- Durin VI, slain by Durin's Bane.
- Durin VII, "the Last", reclaimed Khazad-dûm in the Fourth Age.
- Durin's Folk, the most famous Dwarven clan of Tolkien's legendarium.
- Kings of Durin's Folk, the title held by Durin I and his successors who ruled over Durin's Folk.
- Doors of Durin, the entrance to Moria, opened by Merry Brandybuck in The Fellowship of the Ring.
- Durin's Tower, a Dwarven tower built into Celebdil above Moria.