St. Giles United Soccer Club
- Country: Belgium
- Type: Sports
- Website: www.rusg.brussels
- Update: 05-02
R. Union Saint-Gilloise is a Belgian soccer club founded in 1897, located in Brussels, and currently competing in the second division of Belgian soccer. R. Union Saint-Gilloise has won the Belgian Football League First Division 11 times in its history (1900s-1930s).
