Jan Ziolkowski
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Jan Ziolkowski is a 21-year-old centre-back from Poland playing for Roma in the Serie A, right-footed. Pick any second player below to set Jan Ziolkowski's numbers against theirs, metric by metric, with league ranks and a radar.
In 2025/2026 so far: 18 appearances, 28% as a starter, 509 minutes, 0 goals from 0.1 xG, 0 assists, 0.18 key passes per 90. Jan Ziolkowski's average match rating is 5.55, the 8th percentile among centre-backs in the Serie A.
Values default to per 90 minutes so players with different minutes can be read side by side; percentages are season averages. Every rank is measured against players in the same position in the same league, and the radar scales each axis to that league's 95th percentile rather than to the two players on screen, so an average number looks average. Switch the season or competition from the menu above, or add up to four players.