Ayet Ali Khan was a Bengali classical musician.
[1][2] Khan was born in Shibpur, Brahmanbaria, Bengal Presidency, British Raj in 1884.
In 1935 he joined Santiniketan as the head of the Music department after Rabindranath Tagore invited him.
He invented two musical instruments, Manohara and Mandrand and developed the surbahar and the sarod.
He invented a number of Ragas including Aol-Basanta, Omar-Sohag, Varis, and Hemantika.