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Dictionary of Medieval Names
from European Sources

Felicitas f. Latin felicitas 'happiness, luck, good fortune'.

France
Latin
a1163 Felicitas (nom) clairvaux-12thc 96; 1164 Felicitas (nom) ibid. 120; 1179 Felicitas (nom) ibid. 177, Felicitatis (gen) ibid. 179
Italy
Latin
1521 Felicita (nom) VitAs2 III; 1527 Felicita (nom) Rome1527 p. 87
Cite as: S.L. Uckelman. "Felicitas". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Felicitas.