After he left this post, he was Democratic nominee for U.S. Representative from Georgia's 3rd congressional district in 1964, losing to Republican nominee (and 1966 gubernatorial nominee) Howard Callaway.
After he left the lieutenant governor's position, Byrd was Democratic nominee for U.S. Representative from Georgia's 3rd congressional district in 1964. However, he lost to Republican nominee (and 1966 gubernatorial standard-bearer nominee) Howard Callaway.