Dictionary of Medieval Names
from European Sources

Helgi m. Old Icelandic helgi, from Old Icelandic *heiligr 'happy, lucky'.

Iceland
Middle Icelandic
1504 Helgi (nom) DipIs-7 655
Sweden
Latin
1350 Hælghonis (gen) SDHK no. 6043
Middle Norwegian
1383 Hælgha (gen) SRA-vol2 no. 1915
Cite as: S.L. Uckelman. "Helgi". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Helgi.