Bruneau is a French surname meaning "the brown or dark [haired / skinned] one". It is the (western) variant form of the French surnames Brunel, Burnel, Busnel, Bunel- See: An Bru’, Bruno, Bruff, Brown; (often anglicized as Brunell, Burnell). Notable people with the surname include:

Alfred Bruneau, French composer Anne Bruneau, Canadian botanist Carol Bruneau, Canadian writer Peppi Bruneau, American lawyer and politician Pierre Bruneau (disambiguation) Romane Bruneau (born 1996), French footballer Sharon Bruneau, bodybuilder and fitness competitor