She comes from a tradional musical family. Her father,  Vidwan  A.  Narayana Iyer was a well-known  exponent of Carnatic Music.  Brother,T. N. Krishnan,
is also a famous violinist.

She  started her initial training in  Carnatic music under her  father, trained under Musiri Subramania Iyer,   and learned raga development from vocalist
Pandit Omkarnath Thakur.

She is the pioneer of the revolutionary Gayaki Ang, which has highly influenced the whole country. No doubt, she is known as the Singing Violin. Mastering
the Carnatic style she ventured into the Hindustani style and made a path-breaking entry through her Gayaki Ang. She also served as Professor and Dean
in Banaras Hindu University for 40 years and has been the recipient of countless awards including one of the highest civilian honours in India,
the Padmashri the Padmabhushan and the Sangeet Natak Akademi Fellowship.