Jong Union SG

Challenger Pro League • Belgium

Partial Data

Official Contact

AddressUnion Academy – Bens Complex: Rue Joseph Bens 124, 1180 Uccle (Brussels). Main stadium: Joseph Marien, Chaussée de Bruxelles 223, 1190 Forest

Phone+32 2 332 04 73 (Academy secretariat, weekdays 10:00–16:00)

Emaildetection@rusgacademy.be

Websitehttps://rusg.brussels/en/union-academy/u23

Coaches

#	Name	Position	Phone	Email	Social	Source	Date
1	Henk Mariman	U23 Head Coach (rusg.brussels confirmed)	—	henk.mariman@rusgacademy.be	—	RUSG official	—

Additional Information

Formal name: Union Saint-Gilloise B / Jong Union. Note: project lists this as Challenger Pro League (tier 2), but the U23 team actually plays in Belgian National Division 1 – ACFF (tier 3) in 2025-26; it was NOT in the Challenger Pro League. Parent club (Royale Union Saint-Gilloise) is Belgian Pro League champion 2023-24. Academy contact: detection@rusgacademy.be / +32 2 332 04 73.