Dubeau Family History
Dubeau Name Meaning
French:: patronymic with fused preposition and definite article du ‘of the’ from the nickname (Le) Beau ‘(the) handsome (the) beautiful’ (see Beau and Lebeau ). habitational name with fused preposition and definite article du ‘from the’ for someone from Le Beau the name of several places in various parts of France.
Source: Dictionary of American Family Names 2nd edition, 2022