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Dictionary of Medieval Names
from European Sources

Sichaus m. Old High German sigu 'victory' + Old High German hadu 'battle'.

France
Latin
c823 Sichaus (nom) irminon-vol2 22, Ved
Cite as: S.L. Uckelman. "Sichaus". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Sichaus.