Datla Satyanarayana Raju, better known as D. S. Raju M.B.B.S., L.R.C.P., M.R.C.S., M.R.C.P.(London) (born 28 August 1904, date of death unknown) was an Indian Parliamentarian. He was born to Datla Ramachandra Raju in Poduru, West Godavari District in 1904. He was educated at Andhra Medical College, Visakhapatnam, Guy's Hospital, London and Chest Clinic, Vienna. He was a Permanent Commissioned Officer as a Major in the Indian Military from 1934 to 1945. A multi faceted personality with a rare distinction of being an outstanding doctor, a freedom fighter, a union minister and a philanthropist.