"Sundown" is a song by Canadian folk artist Gordon Lightfoot, from the titular album, released as a single in March 1974.

"Sundown" reached No. 1 on the U.S. Billboard Hot 100 and easy listening charts[1] and No. 13 on the Hot Country singles chart,[2] as well as No. 1 in Canada on RPM's national singles chart. It was Lightfoot's only single to reach No. 1 on the Hot 100.