Dhivagaran Santhosh, popularly known as Diwakar, is an Indian playback singer and live performer. He gained recognition by winning the fourth season of the Tamil language musical reality TV show, “Airtel Super Singer 4,” which aired on Vijay TV from February 4, 2013, to February 1, 2014.

Diwakar’s musical journey began with his participation in various reality TV musical competitions on Tamil channels. He competed in shows like Zee Tamil’s “Sa Re Ga Ma Pa 2009 Challenge,” Jaya TV’s “Hariyudan Naan,” and Sun TV’s “Sangeetha Mahayuddham” season 2. In 2012, he finished as the runner-up in Raj TV’s “Voice of Tamil Nadu.”

On February 1, 2014, Diwakar emerged as the winner of the fourth season of “Airtel Super Singer” by receiving the highest number of viewer votes. During the show’s grand finale, his rendition of the song “Neeye Unakku Endrum” from the film “Bale Pandiya” garnered a standing ovation from the audience and a heartfelt gesture from renowned playback singer S. Janaki, who kissed his forehead in appreciation.