Firmin Family History
Firmin Surname Meaning
French English and West Indian (mainly Haiti): from the (Old) French personal name Firmin from Latin Firminus a diminutive of firmus ‘firm resolute’ borne by several early Christian saints including two bishops of Amiens of the 3rd and 4th centuries.
Compare Fermin.
Source: Dictionary of American Family Names 2nd edition, 2022
