Sanjay Kumar Singh, born on 28 February 1977, is an Indian Administrative Service officer from the 2007 batch, serving in the Bihar cadre. He holds a B.A. in Sociology and is proficient in English and Hindi. Throughout his career, he has held various positions including Project Director, Principal Secretary, District Collector and Magistrate, Deputy Development Commissioner and CEO, Sub-Divisional Officer, and Secretary. As of 31 August 2024, he serves as Secretary in the Commercial Taxes Department at Patna. He continues to contribute to the administration in his current role.