Hainaut  (French) Heynowes
Province of Belgium
Flag Coat of arms
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Country	Belgium
Region	Wallonia
Capital	Mons
Largest city	Charleroi
Government
• Governor	Tommy Leclercq (PS)
Area
• Total	3,813 km2 (1,472 sq mi)
Population  (1 January 2022)
• Total	1,351,127
• Density	354/km2 (920/sq mi)
HDI (2018)	0.888 very high · 11th of 11
Website	{{#property:P856}}

Hainaut (French: Hainaut, Dutch: Henegouwen, German: Hennegau, Picard: Hénaucode: pcd is deprecated , Walloon: Hinnot, West Flemish: Enegouwncode: vls is deprecated ) is a province of the Walloon Region, one of the three regions of Belgium. Its capital is the city of Mons.

It is the westernmost province of the Walloon Region.