Azhiyatha Kolangal (transl.  Enduring Patterns) is a 1979 Indian Tamil-language coming-of-age drama film, directed by Balu Mahendra. It stars Shoba and Pratap Pothen. Kamal Haasan played a guest role in the film. The film was Mahendra's second directorial venture and his first in Tamil. Partly autobiographical, the film dealt with the events that happen during the adolescence of three friends who live in a small village. In addition to directing the film, Balu Mahendra wrote the screenplay and shot the film.

Azhiyadha Kolangal was released on 7 December 1979. Upon release, it received critical acclaim, and was screened at the "Indian Panorama" of the International Film Festival of India in 1980. A spiritual successor, Azhiyatha Kolangal 2, was released in 2019.