Hamilton Henry Terry Gilkyson III (June 17, 1916 – October 15, 1999) was an American folk singer, composer, and lyricist.Gilkyson was born in Phoenixville, Pennsylvania and graduated from St George's high school in 1935. By his early twenties, he had become a worker on a ranch in Tucson, Arizona, then joined the military during World War II. In 1947, he married Jane Gilkyson and moved to California to pursue a career as a folk singer.