Peter Bjorn and John are a Swedish indie rock band, formed in Stockholm in 1999 and named after the first names of the band's current members: Peter Morén (vocals, guitar and harmonica), Björn Yttling (bass guitar, keyboards and vocals) and John Eriksson (drums, percussion and vocals).

They are best known for the 2006 single "Young Folks", which featured Victoria Bergsman, formerly of The Concretes, and was a top 20 hit in the UK Singles Chart. The hit was featured in the 2008 motion picture 21, the video game FIFA 08, and the Pilot episode of the hit TV series Gossip Girl (TV series). It was also named NME's second-best track of 2006, beaten only by "Over and Over" by Hot Chip. In Australia it was voted number 16 in the annual Triple J Hottest 100 for 2006.