Gilly, Belgium

 
Gilly (, ) is a section of the Belgian town of Charleroi within the Walloon region in the Province of Hainaut. It was a municipality of its own before the merger of the municipalities in 1977. It houses the base of Fédération des Patros, a youth organisation. During the 1980s and 1990s it was also the home of an international group of Christian missionaries working with Operation Mobilisation.