Format
JK
Jakubowski, Kacper
🇵🇱FIDE 21882177· Male· Poland· Born in 1998
Follow Kacper JakubowskiTrack his monthly FIDE ratings, games, tournaments and more.
Kacper Jakubowski, a 28-year-old Polish player, is rated 1541 — just 4 short of his peak of 1545 (Aug 2025, age 27). He plays occasionally (5 games in the last 12 months) and had 4 career breaks: 16 months (2016–2018), 16 months (2018–2020), 19 months (2021–2023) and 14 months (2024–2025). Recent appearance: IV Jagiellonski Festiwal Szachowy - Grupa B.
Current rating
1541
Standard
Rpd1558·Blz1543
All-time high
1545
−4 pts below
Aug 2025 · age 27
Aug 2025 · age 27
Activity
2
games / yr avg.
5 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#168,916
#168,916 · players worldwide · of 216,808
Career timeline
12 entries2025
All-time peak 1545
at age 27 · −4 from today
Aug 2025
K-factor lowered to 20
at age 27
Aug 2025
2024
Best 12-month gain (+318 Elo)
1199 → 1517
Jul 2024
Inactive for 14 months
paused at 1517 → returned at 1545
May 2024
Crossed 1500
at age 26
Mar 2024
Crossed 1400
at age 26
Mar 2024
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
+24
1517 → 1541
Tournaments
1
7 games
Score
4.5/ 764.3%
4W1D2L
Top 3 wins
Top 2 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Jul 2025 | 4.5/5 | #18 | 1980 | +23.6 |
Rankings
/
Poland
#4,584
out of 10,756 players
Europe
#109,281
in continent
World
#168,885
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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| ... | ||
| 4584 | 1,541 | |
Europe
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 3 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,735 |
| 7 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
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| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,708 |
| ... | ||
| 109281 | 1,541 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
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| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 168885 | 1,541 | |