Format
KJ
Kaczmarczyk, Jakub
🇵🇱FIDE 1154184· Male· Poland· Born in 1992
Follow Jakub KaczmarczykTrack his monthly FIDE ratings, games, tournaments and more.
Jakub Kaczmarczyk, a 34-year-old Polish player, is rated 1778. He has fluctuated between 1778 and 1837 over the past 2 years. 44 rated games in the past year (≈11/year long-term). Recent standard appearances include Druzynowe Mistrzostwa Wojewodztwa Pomorskiego Seniorow - IV Liga 2026 Round 7-8, Druzynowe Mistrzostwa Wojewodztwa Pomorskiego Seniorow - IV Liga 2026 Round 5-6, and Turniej Szachowy o Puchar Prezesa Pomorskiego Zrzeszenia LZS - grupa A. Also played 4 rapid events (including Mistrzostwa Polski w Szachach Szybkich 2025) recently. He had 4 career breaks: 13 months (2010–2011), 13 months (2013–2014), 82 months (2017–2024) and 18 months (2024–2025). His peak of 1837 was reached at age 33 (Oct 2025).
Current rating
1778
Standard
Rpd1765·Blz1891
All-time high
1837
−59 pts below
Oct 2025 · age 33
Oct 2025 · age 33
Activity
15
games / yr avg. · ≈1/mo
44 past 12 mo · ≈4/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#83,194
#83,194 · players worldwide · of 216,808
Career timeline
11 entries2025
All-time peak 1837
at age 33 · −59 from today
Oct 2025
2024
Best 12-month gain (+129 Elo)
1678 → 1807
Mar 2024
Crossed 1800
at age 32
Mar 2024
Inactive for 18 months
paused at 1807 → returned at 1837
Mar 2024
2017
Inactive for 82 months
paused at 1678 → returned at 1807
Apr 2017
2015
100 career games
at age 23
Sep 2015
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
-29
1807 → 1778
Tournaments
9
47 games
Score
25.5/ 4754.3%
17W17D13L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
9 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Apr 2026 | 1/2 | #36 | 1702 | -3.4 |
Team | Mar 2026 | 0/2 | #68 | 1138 | -12.6 |
Swiss | Mar 2026 | 5/4 | #3 | 2393 | -3.8 |
Swiss | Feb 2026 | 3/5 | #4 | 1788 | -2.2 |
Team | Feb 2026 | 1/2 | #40 | 1647 | -8.4 |
Rankings
/
Poland
#1,979
out of 10,756 players
Europe
#59,887
in continent
World
#83,193
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| 1979 | 1,778 | |
Europe
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| 59887 | 1,778 | |
World
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| ... | ||
| 83193 | 1,778 | |