Oru Thalai Ragam is a 1980 Indian Tamil-language romantic musical film written by Rajendar and produced by E. M. Ibrahim who is credited for direction. The film stars Shankar and Roopa, with Raveendar, Chandrasekhar, Kailashnath, Kumari Usha and Thyagu in supporting roles. It revolves around a college student falling in love with his classmate who, despite liking him, avoids returning his love.

Thesingu Rajendar, also known as Vijaya T. Rajendar or T. R., is an Indian actor, filmmaker, musician, cinematographer and distributor who works primarily in the Tamil film industry. He is also a politician in Chennai, Tamil Nadu. Rajendar is known for being able to speak in rhyming sentences spontaneously.