Paul Koller is a 25-year-old professional football player from AUT. He currently plays for Sturm Graz, wearing the number 30 shirt. At the international level, he represents Austria U21. He plays primarily as a Defender. He stands at 186cm tall and weighs 81kg. His current market value is estimated at 1.2M €.

His most recent move was a Free from Rheindorf Altach to Sturm Graz on 2026-01-30.

Throughout the Austrian Bundesliga 2025-2026, Paul Koller featured in 21 matches, averaging 0.9 tackles, 1.3 interceptions, and 4.9 clearances per game, while blocking 0.2 shots per game.