Parnell Family History
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Parnell Name Meaning
English (mainly Devon): from the medieval female personal name Peronel, Pernel, Parnell, a vernacular form of Latin Petronilla. This is a diminutive of Petronia, feminine of Petronius, a Roman family name of uncertain etymology. It was borne by an early Roman martyr about whom little is known.
Source: Dictionary of American Family Names ©2013, Oxford University Press