Head to Head
| Belgia - Liga de Rezerve | 2021/10/18 18:00 | Westerlo - Rezerve v Union Saint Gilloise - Rezerve | L | 1-0 |
| Belgia - Liga de Rezerve | 2020/08/24 18:00 | Union Saint Gilloise - Rezerve v Westerlo - Rezerve | D | 1-1 |
| Belgia - Liga de Rezerve | 2019/09/23 18:00 | Union Saint Gilloise - Rezerve v Westerlo - Rezerve | D | 1-1 |
Home History
| Belgia - Liga de Rezerve | 2022/02/14 18:30 | KV Kortrijk - Rezerve v Union Saint Gilloise - Rezerve | D | 1-1 |
| Belgia - Liga de Rezerve | 2022/02/07 19:00 | Union Saint Gilloise - Rezerve v KFCO Beerschot-Wilrijk - Rezerve | L | 0-2 |
| Belgia - Liga de Rezerve | 2022/01/31 19:00 | Lierse - Rezerve v Union Saint Gilloise - Rezerve | W | 0-3 |
| Belgia - Liga de Rezerve | 2022/01/24 19:00 | Union Saint Gilloise - Rezerve v Lommel - Rezerve | W | 2-0 |
| Europa - Amicale | 2022/01/10 18:00 | Cercle Brugge - Rezerve v Union Saint Gilloise - Rezerve | L | 4-0 |
| Europa - Amicale | 2021/12/14 18:00 | Gent II v Union Saint Gilloise - Rezerve | L | 5-0 |
| Belgia - Liga de Rezerve | 2021/12/13 19:00 | Union Saint Gilloise - Rezerve v RWD Molenbeek - Rezerve | L | 1-3 |
| Belgia - Liga de Rezerve | 2021/11/22 19:00 | Seraing United - Rezerve v Union Saint Gilloise - Rezerve | W | 0-5 |
Away History
| Belgia - Liga de Rezerve | 2022/02/14 19:00 | Westerlo - Rezerve v Lommel - Rezerve | W | 3-2 |
| Belgia - Liga de Rezerve | 2022/02/07 19:30 | RWD Molenbeek - Rezerve v Westerlo - Rezerve | W | 0-2 |
| Belgia - Liga de Rezerve | 2022/01/31 19:00 | Westerlo - Rezerve v Excelsior Virton - Rezerve | L | 3-5 |
| Belgia - Liga de Rezerve | 2022/01/24 18:30 | Eupen - Rezerve v Westerlo - Rezerve | L | 3-1 |
| Belgia - Liga de Rezerve | 2022/01/17 19:00 | Westerlo - Rezerve v Seraing United - Rezerve | W | 2-0 |
| Belgia - Cupa U21 | 2021/12/20 19:00 | KV Kortrijk - Rezerve v Westerlo - Rezerve | W | 1-2 |
| Belgia - Liga de Rezerve | 2021/12/13 19:00 | Deinze - Rezerve v Westerlo - Rezerve | L | 3-2 |
| Belgia - Liga de Rezerve | 2021/12/06 18:30 | Royal Excel Mouscron - Rezerve v Westerlo - Rezerve | L | 3-2 |