Rajeev Ranjan Sinha, born on November 10, 1950, is a retired Indian Administrative Service officer from the 1976 Maharashtra cadre. He served as Principal Secretary in the Department of Transport, Maharashtra. His educational qualifications include a postgraduate degree in Management, a graduate degree in Law, and a diploma in Port Planning and Management. Throughout his career, he held various positions such as Deputy Chairman, CEO, Commissioner, Deputy Director General, Private Secretary, Joint Secretary, Deputy Secretary, District Collector, and Assistant Collector. His extensive experience spans multiple administrative roles within the Maharashtra government.