VUnion St. Gilloise – Hapoel Beer ShevaEuropa League · Faza principală · etapa 3 · 22/10/26 · Raul Florucz 45+1' (pen.), Guilherme Smith 60', Dylan Aquino 77', Guilherme Smith 81'4–0EUnion St. Gilloise – Real SociedadEuropa League · Faza principală · etapa 2 · 15/10/26 · Sekou Abrahame Keita 88'1–1VPlzen – Union St. GilloiseEuropa League · Faza principală · etapa 1 · 17/09/26 · Relebohile Mofokeng 17', Mateo Biondic 43', Ondrej Kricfalusi 59'0–3ÎBodo/Glimt – Union St. GilloiseLiga Campionilor · Turul 3 preliminar · 11/08/26 · Guilherme Smith 61', Fuseini 88'3–2EUnion St. Gilloise – Bodo/GlimtLiga Campionilor · Turul 3 preliminar · 04/08/26 · Florucz 25', Florucz 45', David 88'3–3