Lieutenant Navdeep Singh was a Ghatak Platoon Commander of 15 Maratha Light Infantry regiment in the Indian Army.He led an operation to ambush 17 well-trained and armed terrorists who infiltrated into Jammu and Kashmir state. He killed 4 of the terrorists and brought an injured team member to safety before succumbing to fatal injury from close range. He was posthumously conferred the highest peacetime gallantry award of India Ashoka Chakra by President of India on the 63rd Republic Day.