Eintracht Frankfurt fell to a 3–4 defeat against Union Berlin on Sunday, 21 September 2025, in a Bundesliga Matchday 4 fixture that kicked off at 13:30 UTC. The match, refereed by Germany’s Sven Jablonski, saw Union Berlin lead 2–1 at half-time before both sides added further goals in the second half. The result handed Frankfurt their second loss of the early Bundesliga season and gave Union Berlin a vital three points on the road.

For Eintracht Frankfurt, the defeat on Matchday 4 represented a...