Bharadwaj is an Indian music composer and singer-songwriter, who is predominantly known for his work in Tamil cinema. He was a recipient of the Kalaimamani Award in 2008 from the Tamil Nadu State Government.

Bharadwaj was born in Ravanasamudram, Tirunelveli District, Tamil Nadu, but spent his entire childhood in Delhi.

He started his career composing for the television series Vizhudhugal and Telugu and Kannada films. His breakthrough came with the Ajith Kumar-starring Kadhal Mannan (1998).

Bharadwaj composed the songs "Satham Illatha Thanimai Kaeten" (Amarkkalam), "Avaravar Vazhkayil" (Pandavar Bhoomi), "O Podu" (Gemini), "Apple Penney" (Roja Koottam), "Unai Naan Unai Naan" (Jay Jay), "Gnabagam Varuthey" (Autograph), "Kaadu Thirandey, "Siruchi Siruchi Vanthan" (Vasool Raja MBBS), "Oru Vaarthai Ketka" (Ayya), "Thaiyatha Thaiyatha" (Thiruttu Payale), "Meendum Palliku Pogalam" (Pallikoodam), "Margazhiyil Kuluchiparu" (Onbadhu Roobai Nottu), "Hey Dushyantha", "Totadoing" (Asal), and "Azhagazhagey" (Kalavaadiya Pozhuthugal).

Bharadwaj is famously known for his collaboration with Tamil film director Saran in a majority of their films and the director-composer duo was one of the most successful ones in Tamil film music.

Bharadwaj was awarded the Filmfare Award twice, for his work on the films Gemini (2002) and Autograph (2004). He received the Kalaimamani Award in 2008 from the Tamil Nadu State Government.

His composition "Ovvavaru Pookalume" in the Tamil film Autograph won the National Award for Best Singer and Best Lyric writer in 2004.

This is a partial list of notable films in which Bharadwaj has worked as a singer.