20th Century Masters – The Millennium Collection: The Best of Billy Ray Cyrus is a compilation album released from Billy Ray Cyrus. The album was released on March 23, 2003, via Mercury Nashville Records. The album debuted and peaked at number 59 on the U.S. BillboardTop Country Albums chart. The album was released as part of Universal Music Group's 20th Century Masters – The Millennium Collection series. The album was released without Cyrus' supervision, and no new material was recorded for this album.
20th Century Masters – The Millennium Collection: The Best of Billy Ray Cyrus received four out of five stars from Stephen Thomas Erlewine of Allmusic. In his review, Erlewine praises the album as "a far better bargain than the previous Cyrus collection, and one that's not likely to be bettered anytime soon."