Empire of the Sun is an Australian electronic music duo formed in 2007. The duo is a collaboration between Luke Steele, formerly of alternative rock band The Sleepy Jackson, and Nick Littlemore, of electronic dance band PNAU.

Empire of the Sun's 2008 debut album, Walking on a Dream, brought the duo international success and has been certified double platinum in Australia and gold in the United Kingdom. The album provided a number of internationally charting singles including the title track, which peaked at number ten on the Australian ARIA Singles Chart, and "We Are the People", which peaked at number fourteen on the UK Singles Chart. The band's second album, Ice on the Dune, was released in June 2013, while their third album Two Vines was released in October 2016. A fourth album, Ask That God, was released in July 2024.

The duo have won a number of Australian music awards, with Walking on a Dream receiving 11 nominations at the ARIA Music Awards of 2009 and winning seven – including Album of the Year. As a live band, they have performed internationally and are known for their flamboyant costumes and elaborate stage sets.