Madhavan, born on November 16, 2000, in Chennai, Tamil Nadu, resides in the same city. His father, Chinnayan, unfortunately passed away while swimming in a river. His mother, Ambiga, works in housekeeping at DLF. Madhavan doesn't have any siblings. He began playing kabaddi at the age of 14 and specializes as a Left Corner Defender. His preferred moves include ankle holds and thigh holds. Jeeva is his coach, who he admires for his teaching style and care. Madhavan practices at the Ambedkar Ground and works in maintenance at SRM. He speaks Tamil and enjoys playing cricket besides kabaddi. Although he hasn't pursued education beyond 12th standard, he aims for a better job in the future, without any specific aspirations in mind. According to the correspondent, Madhavan appears careless and indifferent towards life.