- Source: Ajay Kumar Singh (police officer)
Ajay Kumar Singh was an Indian Police Service officer who was killed on 4 October 2000 by suspected Maoists. He was Superintendent of Police of Lohardaga district in undivided Bihar at the time of his murder. He was from Begusarai, Bihar.
He was a product of Netarhart School. He did Electrical Engineering from IIT Kharagpur.