Mella Thirandhathu Kadhavu is a 1986 Tamil-language Drama Family motion picture written by R. Sundarajan, Ilaiyaraaja and R. Sundarrajan. The movie is directed by R. Sundarajan and R. Sundarrajan and produced by M. Saravanan and M. Balasubramaniam under the banner of AVM Productions. Tulasi loves her cousin Subramani and is excited when he visits his village for a research project. However, when Tulasi proposes to him, Subramani tells her that he loves Noorjahan. Mella thirandhathu kadhavu stars Mohan in the lead role along with Amala Akkineni, Gundu Kalyanam, M.n. Nambiar, Senthil, Visu and Radha Rajasekaran Nair in supporting roles. The music was composed by National Award winner Ilaiyaraaja along with M. S. Viswanathan. Cinematography was done by Raja Rajan and editing by R. Bhaskaran. It was released on 12th September 1986. Tulasi loves her cousin Subramani and is excited when he visits his village for a research project. However, when Tulasi proposes to him, Subramani tells her that he loves Noorjahan.

Directed by R Sundarrajan, starring Mohan Rao and Radha Rajasekaran Nair in the lead roles.