The Battle of Epiphany was a naval battle fought on 5–6 January or 12 January 1156, between the Norse Gofraidh mac Amhlaibh (Godred II), King of Mann and the Isles and Celtic Somhairle MacGillebride (Somerled), King of Cinn Tìre (Kintyre), Argyll and Lorne, off the coast of Islay, Scotland.