Murappennu is a 1965 Malayalam-language drama film directed by A. Vincent and written by M. T. Vasudevan Nair. The film stars Prem Nazir in the lead role with an ensemble supporting cast including Sharada, Madhu, Jyothilakshmi, K. P. Ummer, P. J. Antony, Jyothilakshmi and Adoor Bhasi playing the pivotal roles. The film revolves around a joint family and the romantic relationships between the cousins of the family. The film explores the Indian custom of marriage between cousins.

Aloysius Vincent was an Indian cinematographer and director known for his works in Malayalam, Tamil, Telugu and Hindi language films. From the mid-1960s on, he directed some 30 movies including the landmark Malayalam films Bhargavi Nilayam, and Murappennu.