Kalaippuli S. Thanu is a South Indian film producer and also known as a director. He was born on 15 January 1958 in North Arcot, Tamil Nadu, India. He is well known as a producer in movies by Thuppakki (2012), Kandukondain Kandukondain (2000) and Asuran (2019). Apart, Vijay Karthikeyan also will be a produce of the new upcoming Indian movie Kiccha 46 (2023).

Kalaipuli S. Thanu has produced notable movies including Vijayakanth in Cooliekkaran (1987), Nallavan (1988), and Pudhu Padagan (1990). His Vanna Vanna Pookkal (1992), Kaakha Kaakha (2003), Maayavi (2005), Velaiilla Pattadhari 2 (2017), Asuran (2019), Karnan (2021) and Naane Varuven (2022). He currently produces the new upcoming movie Vaadivaasal (2023) with Featuring Suriya.