Konerirajapuram Vaidyanatha Ayyar (1878–1921) was a Carnatic vocalist from what is now the Indian state of Tamil Nadu.
His disciple Papanasam Sivan was awarded Sangeet Kalanidhi title in 1971.
[1] Mudicondan Venkatarama Iyer, also a Sangeet Kalanidhi recipient, was also his student.
Just when he himself and his peers felt that his music had reached a rare maturity, he died at the young age of 43.
[2] His namesake Maha Vaidyanatha Iyer was also a Carnatic vocalist from the 19th century.