Power was born on May 5, 1914 in Cincinnati, Ohio. Power was married to Annebella from 1939 until they divorced in 1948. He was married to Linda Christian from 1949 until they divorced in 1956. He was married to Debbie Ann Minardos from 1958 until his death in 1958. He had two children with Christian, and one with Minardos. Power died on November 15, 1958 in Madrid, Spain from a heart attack, aged 44.