Jan-Krzysztof Duda Poland’s best player ever and the 2021 World Cup winner
Jan-Krzysztof Duda is the Polish number one and the winner of the 2021 World Cup. His best rating of 2760 is the highest ever reached by a Polish player. Duda is an energetic, practical player and very strong in rapid and blitz. He likes rich middlegames where he can outplay opponents over many moves.
Jan-Krzysztof Duda: key facts
- Full name
- Jan-Krzysztof Duda
- Born
- April 26, 1998, Kraków, Poland
- Country
- Poland
- Title
- Grandmaster (2013)
- FIDE rating
- 2741 (October 2026 list) · world No. 13
- Peak rating
- 2760
- Games in the archive
- 4,620 (2008–2025)
- Record in the archive
- 2,478 wins · 1,168 draws · 974 losses
- Win rate
- 53.6%
Jan-Krzysztof Duda's career
The results that made the name
Duda in numbers
From the 4,620 games in the Rama Chess archive
He completed the grandmaster title at 15 years and 21 days. In 2020 he ended Magnus Carlsen’s run of 125 classical games without a loss. On the October 2026 FIDE list he is rated 2741, world number 13.
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