Björn Yttling (born October 16, 1974) is a Swedish multi-instrumentalist, producer and songwriter, specializing in indie pop and “acid punk” music.
At the age of eight, he began to create and record music, later becoming a part of indie rock trio Peter Bjorn and John as a bassist and producer for their albums.
In 2007, he released an album entitled Oh Lord, Why Can’t I Keep My Big Mouth Shut from his jazz band Yttling Jazz.
Yttling is popularly known for being a songwriter, composer, and producer for fellow Swedish songstress Lykke Li—all three of her albums included Yttling’s work. He is also associated with Primal Scream, Franz Ferdinand, and The Hives.