Leduc Family History
Leduc Surname Meaning
French; Breton (Le Duc): from the Old French title of rank duc ‘duke’ (from Latin dux ‘leader’ genitive ducis) with the French masculine definite article le used as a nickname for someone who gave himself airs and graces.
It may also be used as a metonymic occupational name for a servant employed in a ducal household.
Source: Dictionary of American Family Names 2nd edition, 2022