Lieutenant General Ajay Kumar Singh is an alumnus of Sainik School Rewa and the National Defense Academy. He formerly served as the Lieutenant Governor of the Andaman and Nicobar Islands. He is also the former General Officer Commanding-in-Chief of Southern Command of the Indian Army. Singh was appointed as the 11th Lieutenant Governor of the Andaman and Nicobar Islands in July 2013, and he served until 2016. He also managed the administration of Puducherry from 2014 to 2016. Singh contributed significantly to Andaman Society by establishing the island's first medical college, Andaman and Nicobar Islands Institute of Medical Sciences (ANIIMS), and South Andaman’s second degree college, Andaman and Nicobar College (ANCOL). In 2020, Singh was appointed an independent director at Air Works.