Pierre David Guetta (French: [pjɛʁ david ɡeta]; born 7 November 1967) is a French DJ and music producer. He has sold over 10 million albums and 65 million singles globally, with more than 30 billion streams on Spotify. Guetta was voted the number one DJ in the DJ Mag Top 100 DJs polls in 2011, and throughout 2020 until 2023. In 2013, Billboard ranked his song "When Love Takes Over" (featuring Kelly Rowland) as the number one dance-pop collaboration ever.

He released his debut album, Just a Little More Love, in 2002. Later, he released Guetta Blaster (2004) and Pop Life (2007). Guetta achieved mainstream success with his fourth album One Love (2009), which included his breakthrough singles "When Love Takes Over" (featuring Kelly Rowland), "Gettin' Over You" (with Chris Willis featuring Fergie and LMFAO), "Sexy Bitch" (featuring Akon) and "Memories" (featuring Kid Cudi); the former three reached number one in the United Kingdom. His 2011 follow-up album, Nothing but the Beat was met with continued success, containing the hit singles "Where Them Girls At" (featuring Flo Rida and Nicki Minaj), "Little Bad Girl" (featuring Taio Cruz and Ludacris), "Without You" (featuring Usher), "Titanium" (featuring Sia) and "Turn Me On" (featuring Nicki Minaj). In 2018, he released his seventh album 7, which included twelve tracks under his alias Jack Back. In 2019, he announced his creation of the EDM subgenre "future rave" along with fellow producer Morten Breum; they released a collaborative extended play, New Rave in July 2020. In 2022, he released the single "I'm Good (Blue)" (with Bebe Rexha), which remains the second longest-running chart-topping song on the US Dance/Electronic chart.

Guetta's accolades include two Grammy Awards, an American Music Award and a Billboard Music Award. In June 2021, Guetta sold his recorded music catalog for an amount in the region of US$100 million, with Music Business Worldwide citing a source saying it was more than that, but less than US$150 million.