Dictionary of Medieval Names
from European Sources

Sigga f. A short form of any of various names beginning with Old High German sigu 'victory' or possibly Latin sica 'dagger'.

France
Latin
814 Segelina (nom) StVdM-II G6
Italy
Latin
996 Sica (nom) skinner
Cite as: J. Uckelman, S.L. Uckelman. "Sigga". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Sigga.