61%RatingSave Gender Masculine Usage Norse Mythology, Ancient Scandinavian, Icelandic Expand LinksMeaning & History Old Norse form of Niall (see NEIL). This is the name of the hero of a 13th century Icelandic saga, based on the life of a 10th-century Icelandic chieftain. Family Tree·DetailsRelated Names Feminine FormNjála(Icelandic) Other Languages & CulturesNiall(Irish) Njål(Norwegian) Niall(Scottish) Entry updated March 21, 2014 ·