He was born in Atalanti in 1866 and was descended from the Doumpiotis family (from Doumpia in Chalkidiki). His father Ioannis Doumpiotis took part with Tsamis Karatasos in the 1854 Macedonian rebellion. In 1882 he enlisted as a volunteer in the Greek army. He participated in the Greco-Turkish War of 1897 as a second lieutenant of the 4th Infantry Regiment. In 1907, he joined the Greek Struggle for Macedonia with the rank of captain and the "nom de guerre" "Kapetan Amyntas." His force would replace that of Captain Agras. His area of responsibility included Veroia, Vodena and Naousa, where he fought against Bulgarian komitadjis. He participated in the Balkan Wars as a major. He retired in 1923 as a major general.