Belleau may refer to:
People Anthony Belleau (born 1996), French rugby footballer Bernard Belleau (1925–1989), Canadian chemist Isidore-Noël Belleau (1848–1936), Canadian politician Lesley Belleau, Canadian Anishinaabe writer Narcisse-Fortunat Belleau (1808–1894), first Lieutenant Governor of Quebec Rémy Belleau (1528–1577), French playwright
Places France Belleau, Aisne Belleau, Meurthe-et-Moselle Belleau Abbey, in Marne
United Kingdom Belleau, Lincolnshire
See also Belleau Wood (disambiguation)