Chaudfontaine is also a brand of mineral water, owned by The Coca-Cola Company.
Chaudfontaine (; ) is a municipality of Wallonia located in the province of Liège, Belgium.
On January 1, 2006, Chaudfontaine had a total population of 21,012. The total area is 25.52 km2 which gives a population density of 823 inhabitants per km2.
The municipality consists of the following districts: Beaufays, Chaudfontaine, Embourg, and Vaux-sous-Chèvremont.
Some of its best-known enterprises are Galler chocolates, Magotteaux and Chaudfontaine drinking waters.
Chaudfontaine was strongly hit by the 2021 European floods.