16 Vayathinile is a 1977 Indian Tamil-language romantic drama film co-written and directed by Bharathirajaa in his directorial debut. The film stars Kamal Haasan, Sridevi, and Rajinikanth, with Gandhimathi, Sathyajith and Goundamani in supporting roles. It focuses on the strengths and vulnerabilities of Mayil (Sridevi), a 16-year-old schoolgirl, and the challenges she faces and overcomes.

Bharathiraja is an Indian film director and actor who works mainly in the Tamil film industry. Making his debut in 1977 with 16 Vayathinile, he is known for realistic and sensitive portrayals of rural life in his films. As of 2017, he has won six National Film Awards, four Filmfare Awards South, six Tamil Nadu State Film Awards and a Nandi Award. He has also directed films in Telugu and Hindi. The Government of India honoured him with the Padma Shri award, India's fourth-highest civilian honour, in 2004 for his contribution to the film industry. In 2005, he was conferred with the Doctor of Letters from Sathyabama University.