Daughter of noted film composer Ilaiyaraaja and sister of Yuvan Shankar Raja and Karthik Raja.
She was an Indian actress and singer.
In June 2012, she was roped in to score the tunes for Vellachi, a village-based project.
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 turned music director for the 2002 film Mitr, My Friend, directed by Revathi, starring Shobhana.
Bhavatharini Raja made her debut as a singer for My Dear Kuttichathan. From then onwards, she mostly sang on albums composed by her father and brothers.
Starting her career in the 1990s, she mostly sang songs under the direction of her father and brothers.
Bhavatharini died from cancer, at the age of 47, while being treated for the disease in Colombo, Sri Lanka.
In 2001, she won the National Award for the song "Mayil Pola Ponnu Onnu" in the movie Bharathi (the music director was her father).
Bhavatharani studied at Rosary Matric School in Chennai. This was followed by higher secondary school in Adarsh Vidyalaya, Peters Road, Chennai.