Listen to Suðu Sigfús online. Suðu Sigfús is an Icelandic language song and is sung by Tvíhöfði. Suðu Sigfús, from the album 100 íslensk í ferðalagið, was released in the year 2009. The duration of the song is 5:01. Download Icelandic songs online from JioSaavn.