Barry Sadler, American sergeant, author, actor, and singer-songwriter (d. 1989)
Barry Allen Sadler (November 1, 1940 – November 5, 1989) was an American soldier, singer/songwriter, and author. Sadler served as a Green Beret medic, achieving the rank of Staff Sergeant. He served in the Vietnam War from late December 1964 to late May 1965. Most of his work has a military theme, and he is best known for his patriotic "Ballad of the Green Berets," a #1 hit in 1966. He died at age 49 after being shot in the head in Guatemala City.