Union Berlin opened the 2025 Bundesliga season with a 2–1 victory over VfB Stuttgart on Saturday, 23 August 2025. The Matchday 1 fixture at the Stadion An der Alten Försterei kicked off at 13:30 UTC under the supervision of referee Robert Hartmann. The home side held a 2–0 lead at half-time and ultimately secured all three points in the season opener.

For Union Berlin, this result provided an immediate platform for the campaign ahead. A home win on the first matchday was vital for a sid...