Corporal Teran was a member of the 21st Infantry Regiment, 24th Infantry Division. He was seriously wounded by the enemy in South Korea on 23 February 1951 and died of those wounds on 25 February 1951.

Teran was awarded the Purple Heart, the Combat Infantryman's Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.