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Dictionary of Medieval Names
from European Sources

John-Maria m. A compound of John and Maria.

This compound was not used outside of Italy.

Italy
Latin
1527 Jo. Maria (nom) Rome1527 p. 85
Cite as: S.L. Uckelman. "John-Maria". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 3. http://dmnes.org/2015/3/name/John-Maria.