Aleksey Yuryevich Nagin (Russian: Алексей Юрьевич Нагин; 21 March 1981 – 20 September 2022), was a Russian army officer who specialized in attack aircraft. He was the commander of one of the assault detachments of the Wagner Group. He was awarded the title Hero of the Russian Federation posthumously when he was killed in action in the Battle of Bakhmut, as well as the Hero of the Donetsk People's Republic.