Martijn Garritsen (born 14 May 1996), known by his stage name "Martin Garrix", is a Dutch DJ/producer signed to Spinnin' Records. He is best known for the track "Animals", which was a Top 10 hit in more than 10 countries; the song has also peaked to number 1 in Belgium, Ireland and the United Kingdom.

Garritsen's passion for music started at the age of 4 through learning to play guitar. By the age of 8 (in 2004) he had expressed interest in becoming a DJ after seeing DJ Tiesto playing at the Olympic games in Athens. Garritsen took particular inspiration from the track "Traffic", prompting him to download specialist software and enabling him to start composing. Garritsen currently attends the Herman Brood Academy, a production school in Utrecht.

Garritsen had his beginnings with the song "BFAM", a co-release with Julian Jordan. In 2012, he won the SLAM! FM DJ Talent of the Year Award. Also in 2012, his remix of "Your Body" was released on Christina Aguilera's deluxe version of her album Lotus. The song is written by Max Martin, Shellback and Savan Kotecha. His track "Just Some Loops", a collaboration with TV Noise appeared on the compilation album Loop Masters Essential, Volume 2.

In 2013, he co-released "Torrent" with Sidney Samson on Tiësto's Musical Freedom label. Garrix gained considerable fame through his own solo release "Animals" released on June 16, 2013 on Dutch record label Spinnin Records, becoming a hit in a great number of charts in Europe, and quickly became the youngest person ever to reach the #1 spot on Beatport. The track also appears on Hardwell's album Hardwell presents 'Revealed Volume 4'. On September 30, 2013, Garrix released a remix of "Project T" by Sander Van Doorn, Dimitri Vegas and Like Mike which quickly hit #1 on the Beatport charts.

Garrix appeared on DJ mag's top 100 DJs list 2013 as a new entry at number 40. In December 2013 he released "Wizard" with Jay Hardway, the song has peaked to number 6 in Belgium and number 17 in the Netherlands. Martin Garrix's collaboration with Firebeatz, "Helicopter", placed #1 on the Beatport Top 100 charts for 2 weeks. He later performed at Ultra Music Festival 2014, where he debuted several new and unreleased tracks, including collaborations with Dillon Francis, Afrojack and Steve Aoki.