2025 Sezonu – Union St. Gilloise Avrupa Maçları
| Lig | Tarih | Tur | Takım 1 | Skor | Takım 2 |
|---|---|---|---|---|---|
| UEFA Champions League | 16.09.2025 | League Stage - 1 | PSV Eindhoven | 1 - 3 | Union St. Gilloise |
| UEFA Champions League | 01.10.2025 | League Stage - 2 | Union St. Gilloise | 0 - 4 | Newcastle |
| UEFA Champions League | 21.10.2025 | League Stage - 3 | Union St. Gilloise | 0 - 4 | Inter |
| UEFA Champions League | 04.11.2025 | League Stage - 4 | Atletico Madrid | 3 - 1 | Union St. Gilloise |
| UEFA Champions League | 25.11.2025 | League Stage - 5 | Galatasaray | 0 - 1 | Union St. Gilloise |
| UEFA Champions League | 09.12.2025 | League Stage - 6 | Union St. Gilloise | 2 - 3 | Marseille |
| UEFA Champions League | 21.01.2026 | League Stage - 7 | Bayern München | 2 - 0 | Union St. Gilloise |
| UEFA Champions League | 28.01.2026 | League Stage - 8 | Union St. Gilloise | 1 - 0 | Atalanta |