Petty Name Meaning
English: variant of Petit . The name is also found in Ireland the main branch there having been established in County Kerry in the 17th century by Sir William Petty.
Petit Name Meaning
French Walloon Catalan English Jewish (from southern France) West Indian (mainly Haiti) and Mauritian: from (Old) French Catalan and Middle English petit ‘small’ hence a nickname for a small man (or an ironic nickname for a big man) or a distinguishing name for the younger of two bearers of the same personal name. Compare Little Petee and Petite .
Source:
Dictionary of American Family Names 2nd edition, 2022
Similar surnames:
Pettey, Perry, Pett, Pettys, Pettay, Betty, Setty, Petts, Patty
From: https://www.ancestry.co.uk/learn/facts