What year was S. Aishwarya's grandmother born in?
Radha Viswanathan Radha Viswanathan (born 1934) is an Indian vocalist and former classical dancer. She has performed extensively with her mother, Bharat Ratna Carnatic vocalist M. S. Subbulakshmi.
Nirmala Visweswara Rao Dr Nirmala Visweswara Rao (born May 29, 1969) is a classical dancer in kuchipudi and Bharathanatyam.