Unnai Suttrum Ulagam (transl. The world revolves around you) is a 1977 Indian Tamil-language film written and directed by G. Subramaniya Reddiar. The film stars Jayalalithaa, leading an ensemble cast including Prameela, Vidhubala, Kamal Haasan, Savithri and Vijayakumar. Jayalalithaa played the elder sister who sacrifices her happiness for the sake of her siblings. The film was released on 29 April 1977, and Jayalalithaa won the Tamil Nadu Cinema Fan Award for Best Actress.