Atuatuci

thumb|280px|The Ville-Basse (lower part of the town) along the Sambre river Thuin ( or ; ) is a city and municipality of Wallonia located in the province of Hainaut, Belgium.

The Atuatuci (or Aduatuci) were a Gallic-Germanic tribe, dwelling in the eastern part of modern-day Belgium during the Iron Age.