Type Element Usage Old Norse Meaning & History Old Norse element meaning "one, alone". Related ItemsFamily Tree·Details Given Name DescendantsEinar(Danish) Einar(Estonian) Einar, Indriði(Icelandic) Einārs(Latvian) Einar, Eindride(Norwegian) Einarr, Eindriði(Old Norse) Einar(Swedish) Surname DescendantEinarsson(Swedish)