Number Ones is a compilation album by the Bee Gees released in 2004. It includes 18 of their greatest hits and a tribute to band member Maurice Gibb, who died in 2003. It is the final Bee Gees album released by Universal Records.

Their Greatest Hits: The Record is the career retrospective greatest hits album by the Bee Gees, released on UTV Records and Polydor in November 2001 as HDCD. The album includes 40 tracks spanning over 35 years of music. Four of the songs were new recordings of classic Gibb compositions originally recorded by other artists, including "Emotion", "Heartbreaker", "Islands in the Stream", and "Immortality". It also features the Barry Gibb duet with Barbra Streisand, "Guilty", which originally appeared on Streisand's 1980 album of the same name. It is currently out of print and has been supplanted by another compilation, The Ultimate Bee Gees.