Dahaka has several meanings:
Zahhak (Aži Dahāka), a dragon-king in Zoroastrian Persian mythology The Dahaka, an enemy in the Prince of Persia: Warrior Within video game. Dahaka, a boss in Final Fantasy XIII Azi Dahaka, a boss in Final Fantasy XI Dehaka, a primal zerg in StarCraft II: Heart of the Swarm Azhi Dehaaka, a void beast in Under Night In-Birth