Havré is a sub-municipality of the city of Mons located in the province of Hainaut, Wallonia, Belgium. It was a separate municipality until 1977. On 1 January 1977, it was merged into Mons. The village's name would likely originate from the old name Haverec. However, etymologists are uncertain about the origin and meaning of the name. Some say it would mean …Havré is a sub-municipality of the city of Mons located in the province of Hainaut, Wallonia, Belgium. It was a separate municipality until 1977. On 1 January 1977, it was merged into Mons. The village's name would likely originate from the old name Haverec. However, etymologists are uncertain about the origin and meaning of the name. Some say it would mean Country of the hops, some other think it would mean cleared ground, and more recently a German line of thought associate it with a German word that could translate to wild ash tree.