Bon Iver is an American indie folk band, consisting of members Justin Vernon, Sean Carey, Matthew McCaughan, Michael Lewis, Andrew Fitzpatrick, and Jenn Wasner. The band is featured on "exile" from Taylor Swift's eighth studio album folklore, and they are featured on "evermore" on Swift's ninth studio album, evermore.
Swift performed with the band at OVO Arena in 2022, joining them to perform "exile" and "evermore".