Sarayu Sai was born and brought-up in a small town  Dindigul. At the age of 3, Sarayu Sai learnt Bharathanatyam (Thanjavur Pani) from Guru Rajendra Pillai.

She first joined Thrayee the school of Bharathanatyam run by Smt. Radhika Shurajit. She took as her student and taught her the Margam in Pandanallur Pani.Seeing VAZHUVOOR PANI in Sarayu Sai, Smt. Radhika, sent her to Chidambaram Academy of performing Arts  School run by Padmasri Smt. Chitra Visweswaran. Sarayu Sai had been fortunate to come under the tutelage of Smt. Chitra akka, seeing the dedication and involvement in Sarayu Sai, Smt.Chitra Visweswaran taught her the techniques and naunces of Bharathanatyam, theory, make-up, stage decor, lighting etc.

She has been awarded the Best Dancer from Krishna Gana Sabha in the year 1999 from Padmabushan Dr. Karan Singh, Yuvakala Bharathi from Bharath Kalachar in the year 2001. Recd.Nrithya Kalaivani from Kalaimamani Bombay Sisters, Natya Kalajyothi from Sri Kapali Fine Arts in the year 2006.