Annupamaa was born in Chennai, Tamil Nadu, India on 2 September 1968. She got training in Carnatic music from the age of four and she began singing in school competitions from the age of eight. She had her school education from St. Anthony's Senior Secondary School, New Delhi and took her BA Degree in English from Kamala Nehru College, New Delhi in 1989. She dropped out of the Mass Communication Course from the prestigious Indian Institute of Mass Communication in New Delhi following her passion to become a singer. She is married to J. Murali Krishnan, Executive Vice-President and National Creative Director of optima response and they live in , Chennai.
She is known especially for the song "Chandralekha" (Konjam Nilavu) from Thiruda Thiruda. She is also trained in carnatic music and a 6 th grade solo pianist from Trinity College London. The music maestro, A.R.Rahman gave her many chances for anupama in various ad jingles that she was working with. His first break in the Tamil film industry was when she sang for Rahman in the movie – Pudhia Mugam and her song in the movie was “July matham vandhaal” in 1993. This song of Anu made her voice break through the industry and the most sought after song for electronic songs. Even though this song was a great hit for her, “Chandralekha” for the movie Thiruda Thiruda made her career all through awesome for once set to the tunes of Rahman.