Elwing and her brothers were born in a house near Lanthir Lamath and lived their until her father went to Doriath to assume his inheritance as King of Doriath. When the Sons of Fëanor attacked Doriath, all of her immediate family was either killed or lost, but those loyal to her family took Elwing as well as the Silmaril they sought and bore her away to the Havens of Sirion. There, Elwing married Eärendil Azrubêl bore him twin sons, Elrond and Elros.