"Hard Day" is a song by the English singer-songwriter George Michael from his debut solo album, Faith (1987). It was released on 30 October 1987 as the album's third single. The song was written and originally produced by Michael, and was released solely in the United States and Australia. No music video was made for the song.

"Hard Day" reached the top five on the US Hot Dance Club Songs chart and the top 40 on the US Hot R&B/Hip-Hop Songs chart. The 12" single was backed with the extended mix of "I Want Your Sex". "Hard Day" was also released as the B-side of the earlier "I Want Your Sex" 12" single.

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