Thodi Kodallu (transl. Sisters-in-law) is a 1957 Indian Telugu-language drama film directed and edited by Adurthi Subba Rao who co-wrote the script with D. Madhusudhana Rao and Acharya Aatreya. Madhusudhana Rao produced the film under Annapurna Pictures. It stars Akkineni Nageswara Rao and Savitri with music composed by Master Venu. The film is based on Sarat Chandra Chattopadhyay's Bengali novel Nishkriti, and was simultaneously made as the Tamil film Engal Veettu Mahalakshmi (1957); both films were made simultaneously by the same banner and director, and some of the scenes and artists are the same in both versions. Thodi Kodallu won the Certificate of merit for Best Feature Film in Telugu.

Adurthi Subba Rao was an Indian film director, cinematographer, screenwriter, editor and producer known for his works predominantly in Telugu cinema. Rao is widely regarded as the intellectual fountain head of Indian drama films. He has garnered seven National Film Awards. Rao made his foray into cinema as Associate to Uday Shankar in the 1948 dance film Kalpana, which was showcased in the "Treasures from National Film Archive of India" at the 39th International Film Festival of India.