Ofn′-ir, a serpent, [98].

Ofn′-ir, Othin, [105].

Ō′-in, father of Andvari, [360]. Ökk″-vin-kalf′-a, daughter of Thræll, [207].

Ō′-kōl-nir, a volcano (?), [16].

Ol′-mōth, father of Isolf, [224].

Ol′-rūn, a swan-maiden, [254]–257, [485].

Ōm′-i, Othin, [104].

Ōn′-ar, a dwarf, [6].

Ōr′-i, a dwarf, [8], [247].

Ork′-ning, brother of Kostbera, [449], [509], [510], [517].