Ungmennafélagið Einherji is an Icelandic sports club, based in Vopnafjörður, Iceland.The club is named after the einherjar, figures from Norse Mythology. In 2013, the club was promoted from the newly formed 4th division in Iceland to the 3rd, by winning the division after a 2-0 victory in the final against Berserkir. This was Einherji's first title in the clubs' history.