S. P. Sailaja, also known as Sripathi Panditaradhyula Sailaja is a singer who predominantly works in Telugu film industry. She is the sister of famous singerS. P. Balasubrahmanyam. She started her career as a singer with the movie ‘Shivaranjini’, which was directed by Dasari Narayana Rao. She works in Telugu, Tamil, Malayalam and Kannada film industries. She has also worked as a dubbing artist for the movies like Ninne Pelladutha, Aavida Maa Aavide, etc. She married Telugu film industry actor Subhalekha Sudhakar.