Shanmukham Chettiar was born to Kandasamy Chettiar in Vaaniar Street,
Coimbatore on 17 October 1892. Shanmukham Chettiar's grandfather Ramasami Chettiar had migrated to
Coimbatore in the middle of the 19th century. The family was involved in business and owned a number of mills in Coimbatore city. Shanmukham Chettiar had his schooling at Coimbatore. He studied economics at
Madras Christian College and graduated in law from
Madras Law College. On completion of his graduation, Shanmukham Chettiar did not join the bar. Instead, he took care of the family business and after some time, entered politics. == Early political career ==