Dictionary of Medieval Names
from European Sources

Galicius m. A derivative of Latin Gallaeci, the name of a Celtic tribe who lived in Gallaecia, Spain, or Latin *Gallicia or Gallitia, from Old East Slavic Галич, the name of a region between Poland and Ukraine.

Italy
Latin
1265x1339 Galicii (gen) BBC-Berg 7
Cite as: S.L. Uckelman. "Galicius". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Galicius.