Allaire (surname)

Allaire is a surname of French origin, mainly found in Northern France (Brittany), Jersey, and Quebec.
Etymology.
The Breton toponymic origin of the surname Allaire is described by Francis Gourvil in his publication "Noms de famille bretons d'origine toponymique". This would point to Allaire, a commune located in the Morbihan department.
Other Breton toponymic connections include lieux-dits "Ville-Allaire" in the communes of Langouet (Ille-et-Vilaine) and Illifaut (Côtes-d'Armor).
Two other possible etymologies can be traced: