Family name origins & meanings
- French : respelling of French Belleaire, a nickname for someone with a pleasant demeanor, from belle ‘lovely’ + aire ‘demeanor’, ‘manner’.
- In Canada this is documented as a secondary surname for Dusault, Gaudreau, Hémério, Hérault, Moreau, Plessis, Ragaut, Vetu. There is also a Belair-Beaupré recorded in 1715.