Family name origins & meanings
- French : nickname from beau, bel ‘handsome’, ‘beautiful’ + the diminutive suffix -eau (from Latin ellu).
- French : habitational name from places so named in Aisne and Meurthe-et-Moselle; the latter is recorded as early as 1047 as Bella Aqua ‘lovely water’ (French beau, bel ‘lovely’ + eau ‘water’).
- French : A Belleau from the Périgord region of France is documented in Quebec city in 1673, with the secondary surname Larose.