Lydian Nadhaswaram  is an Indian Tamil musician from Chennai, Tamil Nadu. In 2019, he appeared on The World's Best on CBS and won, earning prize money of $1 million.

Nadhaswaram was born to Varshan Satish, a Tamil music director, and Jhansi as their second child. At the age of two, he started performing on the drums, and at eight he taught himself to play the piano. He is a student of Augustine Paul, the music director of the century-old Madras Musical Association Choir.

Nadhaswaram spent four years studying at KM Music Conservatory, a higher education institution founded in 2008 by the AR Rahman Foundation.