Prof. G. Ranga Janardhana was born on 23^rd June 1964 at Tadipatri town, Anantapur district, Andhra Pradesh. His school and Intermediate education were at Government Junior College, New Town, Anantapur and B. Tech. in JNTU College of Engineering, Anantapur. He pursued his Master of Engineering at PSG College of Technology, Coimbatore, Ph.D. from J.N.T. University, Hyderabad and Post Doctoral Fellowship from Hoseo University, South Korea.
He joined in JNTU College of Engineering, Anantapur as Lecturer in November 1992 and later he was promoted as Associate Professor and Professor. He was actively involved in various capacities in JNTU Hyderabad and JNTU Kakinada. He worked as Principal, University College of Engineering, JNTU Kakinada, Vijayanagaram Campus, Director, Institute of Science & Technology, Director, Foreign University Relations, Director, University Games & Sports Activities at JNTUK Kakinada. He also worked as Officer-in-charge of Academic Section, Head of Mechanical Engineering Department and Additional Controller of Examinations at JNTU Hyderabad. Earlier to JNTU service, he served in Southern Railways for two years.
Prof. G. Ranga Janaradhana has attended technical and management courses at IIT Kanpur and IIM Bangalore. He worked as Member, Andhra Pradesh Public Service Commission, Vijayawada from 14-9-2016 to 17-01-2021.