Bhavatharani is an Indian Tamil singer and music director. She is the daughter of film composer Ilaiyaraaja and her brothers are the noted film composers Karthik Raja and Yuvan Shankar Raja. She has mostly sung songs under the direction of her father and brothers. She was awarded the National Film Award for Best Female Playback Singer in 2000 for her rendition of the song "Mayil Pola Ponnu Onnu" from the film Bharathi, composed by her father Ilaiyaraaja.
Bhavatharini made her debut as a singer for Raasaiya. Her song was a major hit. From then onward, she has sung in albums composed by her father and brothers.
She has also lent her voice in songs composed by Deva and Sirpy.
In 2001, she won the National Award for the song Mayil Pola Ponnu Onnu in the movie Bharathi.
She turned music director for the 2002 film Mitr, My Friend, directed by Revathi, starring Shobhana. She then forayed into the Telugu film industry with Avunaa. She has also composed music for Phir Milenge, directed by Revathi, starring Shilpa Shetty, Abhishek Bachchan and Salman Khan. In June 2012, she was roped in to score the tunes for Vellachi, a village-based project.