A K Sinha, born on July 3, 1935, is a retired Indian Administrative Service officer from the 1983 Bihar cadre. He holds a postgraduate degree and a graduate degree in History. Throughout his career, he served in various capacities including District Collector and Magistrate, Director, Deputy Secretary, and multiple terms as Joint Secretary. His most recent position was Joint Secretary in the Department of Home from July 1, 1992, to July 1, 1993. Sinha's extensive service in the IAS reflects his long-standing commitment to administrative roles within the government.