Type Surname (from location)
Usage French
Meaning & History
From the name of the town of Richelieu, derived from French riche "wealthy" and lieu "place". The historic figure Cardinal Richelieu (1585-1642), born Armand du Plessis, was so-called because he became the first Duke of Richelieu. He appears in Alexander Dumas' novel The Three Musketeers (1844).