Riceboy Sleeps is the debut studio album by ambient duo Jónsi & Alex, released on 20 July 2009. The album is a collaboration between Sigur Rós vocalist Jón Þór Birgisson and partner Alex Somers which features acoustic instrumental music alongside a string quartet, Amiina, and the Kópavogsdætur Choir.

Jónsi & Alex is an Icelandic-American artistic collaboration between Jónsi and Alex Somers. They create ambient music as well as visual art. The music tends to be more ethereal and experimental than that of Sigur Rós, Jónsi's primary musical project.