Dhayanidhi Azhagiri is an Indian Tamil cinema producer and distributor. He is the owner of the Cloud Nine Movies banner. His grandfather is Karunanidhi, the former Chief Minister of Tamil Nadu.
His father is M. K. Alagiri, Minister of Chemicals and Fertilizers. He also holds 50% shares in Cable MSO-JAK communications providing services in Chennai and Thiruvallur district.