Knut Yrvin (born March 7, 1967) is a Norwegian software developer.
He was an important contributor to the initiation of the Skolelinux project (now DebianEdu).
He is also one of the board members of Electronic Frontier Norway, a Norwegian version of Electronic Frontier Foundation.
He has always been one of the most known fighters for free software in Norway and in 1984 won a Norwegian championship in Break Dance.He also took part in Norske Talenter 2010, where he qualified to the final, but did not win.