N. Sundarrajan was born to Mr. Natarajan & Mrs.Rajalakshmi at Kuruvikarambai Village, Thanjavur Dist., He has an elder brother Mukunthan and younger sister Prathiba.

His mother named him Bala Guhan, his friends calls him Chakkaravarthi. Since he loves lord Shiva he changed his name as “GUHAN CHAKKARAVARTHIYAR”.