Saba Nayagan (transl. Hero Saba) is a 2023 Indian Tamil-language coming-of-age romantic comedy film written and directed by C. S. Karthikeyan in his directorial debut and produced by Aravind Jayabalan, Iyyappan Gnanavel and Captain Megavanan Isaivanan under the production banners Clear Water Films INC, I Cinema and Captain Mega Entertainment. The film stars Ashok Selvan, Karthika Muralidharan, Chandini Chowdary and Megha Akash, in the lead roles and Mayilsamy (in his final film appearance after his death) and others in supporting roles. The film features music composed by Leon James with cinematography handled by Balasubramaniem, Dinesh Purushothaman and Prabhu Rhagav and editing done by Ganesh Siva. The film was released theatrically on 22 December 2023, where it received positive reviews from critics and became an commercial success.