Chathikkatha Chanthu (transl. Chanthu who does not betray) is a 2004 Indian Malayalam-language comedy-drama film written and directed by Rafi Mecartin and produced by Lal under the banner of Lal Creations. It stars Jayasurya in the title role, along with Vineeth, Lal, Navya Nair and Bhavana in other major roles. The film features original songs composed by Alex Paul, while Berny-Ignatius did the scoring. In the film, to spurn Indira, his landlord's daughter, Chanthu writes love letters to an imaginary Vasumathi. However, things go awry when the letters reach a real Vasumathi and she falls for him.

The film was released on 14 April 2004 and has a cult status in Mollywood cinema. It was remade in Kannada as Kal Manja.