Sigurðr Fafnisbana Sigmundsson, {Hversum Noreg byggdist}

He is named in the Ættartolur, the genealogy section of Hversum Noreg byggdist.

Ættartolur: "Lofdi was a great king. The troops, which he commanded, are called Lofdar. He plundered in Reidgotaland and became king there. His sons were Skekkill the Sea-king, and Skyli, father of Egdis, father of Hjalmthes, father of Eylima, father of Hjordi, mother of Sigurdar Fafnisbana, father of Aslaug, mother of Sigurd Serpent-Eye, father of Aslaug, mother of Sigurd Hjarta, father of Ragnhild, mother of Harald Fair-haired. These relatives of Harald are called Lofdungs."

Sources

• http://www.germanicmythology.com/FORNALDARSAGAS/FraFornjotiHardman....