Thaiyalkaran (transl. Tailor) is a 1991 Indian Tamil-language drama film directed by S. P. Muthuraman, written by Mahendran and produced by Kalaipuli S. Thanu. The film stars R. Parthiban, Aishwarya, Saikumar Pudipeddi, Sreeja and Charmila, with Muralikumar, Chokkalinga Bhagavathar, Vasu Vikram, Dubbing Janaki and Ganeshkar in supporting roles. It was released on 14 January 1991.

J. Alexander, known professionally as Mahendran, was an Indian film director, screenwriter and actor, known for his work in the Tamil film industry. Mahendran is regarded as one of the greatest film makers of Tamil cinema and has influenced several filmmakers of the generations that followed.