Kattuthulasi () is a 1965 Indian Malayalam-language film, directed by M. Krishnan Nair and produced by M. Kunchacko. The film stars Sathyan, Ushakumari, Sharada, Adoor Bhasi and Manavalan Joseph. It was released on 10 July 1965.
The music was composed by M. S. Baburaj and the lyrics were written by Vayalar Ramavarma.