Borin son of Bruin (Rh? "?") was a Dwarven Magician from Khazad-dûm and the leader of the company of mercenaries which had been able to entrap the Doom Spirit with help of the Wheel of Anor. Borin died during the wars with Angmar, and was entombed in the old Dwarven cemetary near the Forsaken Inn.