Format
LJ
Lapczynski, Jacek
🇵🇱FIDE 21892016· Male· Poland· Born in 2009
Follow Jacek LapczynskiTrack his monthly FIDE ratings, games, tournaments and more.
Jacek Lapczynski, a 17-year-old Polish player, is rated 1734 — just 16 short of his peak of 1750 (Dec 2025, age 16). He is on a steady climb with +75 Elo over the past 12 months. 20 rated games in the past year (≈26/year long-term). Recent standard appearances include III Malopolska Liga Juniorow 2026 Round 5-9, III Malopolska Liga Juniorow 2026 Round 1-4, and 61st International Akiba Rubinstein Chess Festival - OPEN D. Also played 1 rapid (including Mistrzostwa Polski Juniorow w Szachach Szybkich 2025 - grupa C16) and 3 blitz events (including Mistrzostwa Polski Juniorow w Szachach Blyskawicznych 2025 - grupa C16) recently.
At junior level, he reached #73, #14 and #36 nationally in U12, U10 and U8.
Current rating
1734
Standard
Rpd1714·Blz1798
All-time high
1750
−16 pts below
Dec 2025 · age 16
Dec 2025 · age 16
Activity
18
games / yr avg. · ≈2/mo
20 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#98,091
#98,091 · players worldwide · of 218,279
Career timeline
10 entries2025
All-time peak 1750
at age 16 · −16 from today
Dec 2025
Crossed 1600
at age 16
May 2025
2024
Best 12-month gain (+353 Elo)
1222 → 1575
Apr 2024
Crossed 1500
at age 15
Mar 2024
Crossed 1400
at age 15
Mar 2024
2021
73rd Polish U12 player
at age 12 · rated 1286
Jul 2021
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
+71
1663 → 1734
Tournaments
4
21 games
Score
10/ 2147.6%
6W8D7L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Round-Robin | Apr 2026 | 0.5/1 | #53 | 1627 | -8.0 |
Round-Robin | Mar 2026 | 0.5/2 | #51 | 1675 | -7.2 |
Open Swiss | Aug 2025 | 7/8 | #14 | 2008 | +81.2 |
Team | Jun 2025 | 2/9 | #193 | 1684 | +2.0 |
Most-Played Opponents
vsMaksymilian Nowakowski
🇵🇱POL·1821
+2 −8 =3
13 games·last met Mar 2026
View head-to-head →
vsJakub Micula
🇵🇱POL·1963
+2 −7 =2
11 games·last met Oct 2023
View head-to-head →
vsKarol Kozak
🇵🇱POL·1800
+0 −4 =5
9 games·last met Jun 2026
View head-to-head →
vsMichal Glaz
🇵🇱POL·1629
+4 −4 =1
9 games·last met Oct 2023
View head-to-head →
vsSzymon Duda
🇵🇱POL·1993
+0 −4 =3
7 games·last met Oct 2024
View head-to-head →
Rankings
/
Poland
#2,350
out of 10,822 players
Europe
#69,679
in continent
World
#98,089
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
| 1 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 2 | 🇵🇱Follow Radoslaw WojtaszekTrack their monthly FIDE ratings, games, tournaments and more. | 2,650 |
| 3 | 🇵🇱Follow Szymon GumularzTrack their monthly FIDE ratings, games, tournaments and more. | 2,613 |
| 4 | 🇵🇱Follow Pawel TeclafTrack their monthly FIDE ratings, games, tournaments and more. | 2,571 |
| 5 | 🇵🇱Follow Jan MalekTrack their monthly FIDE ratings, games, tournaments and more. | 2,560 |
| 6 | 🇵🇱Follow Tomasz WarakomskiTrack their monthly FIDE ratings, games, tournaments and more. | 2,558 |
| 7 | 🇵🇱Follow Bartosz SockoTrack their monthly FIDE ratings, games, tournaments and more. | 2,552 |
| 8 | 🇵🇱Follow Jakub KosakowskiTrack their monthly FIDE ratings, games, tournaments and more. | 2,549 |
| 9 | 🇵🇱Follow Jakub SeemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,548 |
| 10 | 🇵🇱Follow Mateusz BartelTrack their monthly FIDE ratings, games, tournaments and more. | 2,547 |
| ... | ||
| 2350 | 1,734 | |
Europe
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 3 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 4 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,744 |
| 5 | 🇵🇱Follow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇭🇺Follow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| 7 | 🇳🇱Follow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 8 | 🇫🇷Follow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more. | 2,721 |
| 9 | 🇦🇿Follow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,717 |
| 10 | 🇹🇷Follow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more. | 2,713 |
| ... | ||
| 69679 | 1,734 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 98089 | 1,734 | |