| Squad | Appearances | ||
| sorting |
| Alfons Bruylants |
|
Belgium | 13/07/1938 | ||
| Guido Lesage |
|
Belgium | |||
| Henri Petersen |
|
Belgium | |||
| Philippe van Wilder |
|
Belgium | 14/02/1940 | ||
| Paolo Zalamena |
|
Belgium | 30/07/1942 | ||
| Defender | ||||||
| Paul Schraepen |
|
Belgium | 25/02/1942 | ||
| Maryan Synakowski |
|
France | 14/03/1936 | ||
| Midfielder | ||||||
| Horst Heider |
|
Germany | 11/10/1939 | ||
| André van Lommel |
|
Belgium | 21/02/1946 | ||
![Union Saint-Gilloise [U18]](https://s.hs-data.com/bilder/wappen/mini/45788.gif?fallback=png "Union Saint-Gilloise [U18]"){kind=small}
![Union Saint-Gilloise [U16]](https://s.hs-data.com/bilder/wappen/mini/45791.gif?fallback=png "Union Saint-Gilloise [U16]"){kind=small}
![Union Saint-Gilloise [Youth]](https://s.hs-data.com/bilder/wappen/mini/45794.gif?fallback=png "Union Saint-Gilloise [Youth]"){kind=small}
