Sivaji: The Boss is a 2007 Indian Tamil language masala film co-written and directed by S. Shankar and produced by AVM Productions. The film stars Rajinikanth and Shriya Saran in the lead roles, with Vivek, Suman, Sathyan, Manivannan and Raghuvaran playing pivotal roles. In the film, Sivaji is a software systems architect, who returns to India in order to provide free medical treatment and education, but has to face hurdles from the system and Aathisheshan, an influential political leader.

Shankar Shanmugam, credited as S. Shankar or his mononym Shankar, is an Indian filmmaker who works predominantly in Tamil cinema. He is one of the most prolific and highest paid film directors in India. His films typically deal with the contemporary social issues, vigilante themes and the usage of state of the art technology and VFX. He has won one National Film Award, four Filmfare Award South and six Tamil Nadu State Film Awards in his career.