Padma Shri Na Muthuswamy (1936 – 24 October 2018) was the art director of Tamil folk theatre group Koothu-P-Pattarai, which is based in Chennai, Tamil Nadu in South India. Muthuswamy has been described by The Hindu as "the master of the avant-garde". Muthusamy also made his first film appearance in Vaazhthugal (2008).