Algautr is an Old Norse masculine name formed from the elements alfr ('elf') and gautr ('Geat', a member of a North Germanic tribe). The name therefore means 'elf-Geat' or 'Geatish elf'. It is a rare but historically attested name, appearing in runic inscriptions and later medieval records. The two elements were common in early Germanic name formation, where alfr often invoked supernatural protection and gautr signalled tribal or regional identity. The merging of mythological and ethnic components reflects the hybrid worldview of the Scandinavian Iron Age and Viking Period.The first element, alfr, is cognate with many other European names containing an 'elf' element, such as Alfred and Elfric. In Norse belief, elves were luminous, powerful beings, so names incorporating alfr probably conveyed brightness or supernatural favour. Likewise, gautr is an ethnic tag derived from the Gautar, a people in what is modern-day Götaland in Sweden; the same root appears in the name