"Stop Crying Your Heart Out" is a song by the English rock band Oasis. The song was written by Noel Gallagher and produced by Oasis. It was released in the United Kingdom on 17 June 2002 as the second single from the band's fifth studio album, Heathen Chemistry (2002).
In the United States, it was serviced to radio several weeks before its UK release, in May 2002. Liam Gallagher is the lead vocalist on the track, with Noel on backing vocals.
"Stop Crying Your Heart Out" debuted and peaked at number two on the UK Singles Chart and reached a peak of number six on the UK Indie Chart. It peaked at number one in Italy and reached the top 20 in Belgium, Denmark, Finland, and Norway. The song was certified silver by the British Phonographic Industry (BPI) on 12 July 2002, denoting shipments of over 200,000 copies. It has since been certified platinum, and was initially their only single of the 2000s to reach this milestone until "Little by Little" was certified three years later.
British singer-songwriter Leona Lewis recorded a cover version for her second studio album Echo (2009). She performed her version on the sixth series finale of The X Factor, and it peaked at number 29 on the UK Singles Chart and number 11 on the UK R&B Chart.