Orri Páll Dýrason (born 4 July 1977) is the drummer for Sigur Rós. He joined the band in 1999, shortly after the recording of the studio album Ágætis byrjun, when the previous drummer, Ágúst Ævar Gunnarsson, left the band. The first track from the ( ) album, Vaka, was named after his daughter. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.