| Affiliation ID | 932 | 
|---|---|
| Full name | Royal Union Saint-Gilloise | 
| Short name | Union Saint-Gilloise | 
| Place | Bruxelles (BEL) | 
| Sports | ATH/BKB/BOB/FBL | 
| Notes | Founded as Union Saint-Gilloise in 1897. Known as Union Saint-Gilloise Societe Royale (1922-1973). Also known as Union Royale Saint-Gilloise or Koninklijke Union Sint-Gillis. Known as Royale Union (1973-1984). Renamed 1984.  | 
| Marcel Alavoine |  BEL | 
ATH | Olympics | 1924 | 
| André Ballieux |  BEL | 
ATH | Olympics | 1956 | 
| Pol Braekman |  BEL | 
ATH | Olympics | 1948 | 
| Robert Breuwer |  BEL | 
BKB | Olympics | 1936 | 
| Auguste Broos |  BEL | 
ATH | Olympics | 1920—1924 | 
| François Celis |  BEL | 
ATH | Olympics | 1908 | 
| Julien Cnudde |  BEL | 
FBL | Non-starter | 1920 | 
| Robert Coppée |  BEL | 
FBL | Olympics | 1920—1924 | 
| François Demol |  BEL | 
FBL | Non-starter | 1924 | 
| Étienne Gailly |  BEL | 
ATH | Olympics | 1948 | 
| René Geeraert |  BEL | 
ATH | Olympics | 1936 | 
| Émile Hanse |  BEL | 
FBL | Olympics/Non-starter | 1920—1924 | 
| Georges Hebdin |  BEL | 
FBL | Olympics | 1920 | 
| Jean Leblond |  BEL | 
ATH | Olympics | 1952 | 
| Gaston LeClercq |  BEL | 
ATH | Olympics | 1924 | 
| Joseph Mostert |  BEL | 
ATH | Olympics | 1936 | 
| Joseph Musch |  BEL | 
FBL | Olympics/Non-starter | 1920—1924 | 
| Gustave Poppe |  BEL | 
BKB | Olympics | 1948 | 
| Gaston Reiff |  BEL | 
ATH | Olympics | 1948—1952 | 
| Émile Rivez |  BEL | 
ATH | Olympics | 1920 | 
| Robert Schoonjans |  BEL | 
ATH | Olympics | 1952 | 
| Jean Simonet |  BEL | 
ATH | Olympics | 1952 | 
| Lucien Theys |  BEL | 
ATH | Olympics | 1948—1952 | 
| Pierre Trullemans |  BEL | 
ATH | Olympics | 1920 | 
| Félicien Van De Putte |  BEL | 
ATH | Olympics | 1924 | 
| Louis Van Hege |  BEL | 
BOB/FBL | Olympics | 1920—1932 | 
| Alphonse Vandenrydt |  BEL | 
ATH | Olympics | 1952 | 
| Oscar Verbeeck |  BEL | 
FBL | Olympics | 1920—1924 | 
| Edgard Viseur |  BEL | 
ATH | Olympics | 1928 |