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Dictionary of Medieval Names
from European Sources

Cassian m. Latin Cassianus, a derivative of Latin Cassius, the name of a Roman gens possibly derived from Latin cassus 'empty'.

The name of a 4th C Italian saint and a 4th C French saint.

Italy
Latin
1326 Cassiani (gen) Friuli-14thC no. 434
Cite as: S.L. Uckelman. "Cassian". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Cassian.