Hugo Pierre Leclercq (born 30 May 1994), better known by his stage name Madeon, is a French musician, DJ, record producer, singer and songwriter from Nantes, currently based in Los Angeles. He initially came to widespread public attention through a YouTube video, "Pop Culture", where he performed a mash-up of 39 different popular songs in real-time using a Novation Launchpad. It received millions of hits in its first few days of release.

Leclercq's first EP, The City, was released in 2012. His debut studio album, Adventure, was released on 27 March 2015, supported by a 22-stop North American tour. On 15 November 2019, Leclercq released his second album, Good Faith, as part of the Good Faith Live tour.

He is currently ranked at number 105 on DJ Mag's top DJs for 2017. In 2017, he was nominated for two Electronic Music Awards with Porter Robinson for Single of the Year and Live Act of the Year. Good Faith has been nominated for a 2021 Best Electronic Album Grammy Award...