Nenjathai Killathe (English: Don't Pinch the Heart) is a 1980 Indian Tamildrama film written and directed by J. Mahendran. The film stars Suhasini, in her debut film appearance, as the central character along with Sarath Babu, Mohan and Pratap Pothan in other prominent roles. The film's score and soundtrack were composed by Ilaiyaraaja while the cinematography was handled by Ashok Kumar. The film won three awards each at the 28th National Film Awards and Tamil Nadu State Film Awards in 1981. The performances of Suhasini and Sarath Babu received critical acclaim. The film was dubbed into Telugu as Mouna Geetham.