Ushanandini (Malayalam: ഉഷാ നന്ദിനി) is an Indian actress in South Indian movies. She was a prominent lead actress during the 1970s in Malayalam films.^{[citation needed]} She had acted in Tamil films as well.^{[citation needed]}

Ushanandini was born as Usha Devi to parents K. G. Raman Pillai and Saraswathi in 1949 at Kamaleshwaram, Thiruvananthapuram, Kerala. She has a Bachelor of Arts degree. She made her Malayalam debut in 1967 with Aval, a great success at the box office. She had acted as heroine to Sivaji Ganesan in many Tamil movies like Ponnunjal, Gowravam, Rajapart Rangadurai, Manithanum Deivamagalam and Ennai Pol Oruvan. Nagarame Nandi, Olavum Theeravum, Aa Chithrasalabham Parannotte are the few among the important characters she played.^[1]

She is married to a successful business magnate, S. Mariappan. She has three daughters, Preethi, Sajni and Keerthana. She also has had two granddaughters named Diya Tanushree and Tara Devi.