Related Information for Barry Sadler Barry Sadler (November 1, 1940 – September 8, 1989) was an American author and musician. Sadler served as a Green Beret medic and Staff Sergeant in the U.S. Army during the Vietnam War. Most of his works have military themes, and he billed himself under his military rank of Staff Sergeant as SSgt Barry Sadler.Sadler was born in Carlsbad, New Mexico, the second son of John Sadler and Bebe Littlefield of Phoenix, Arizona. Sadler's parents divorced shortly afterward, with his f.. read more