Format
K
Kwiatkowski,Antoni
🇨🇭FIDE 1336827· Male· Switzerland· Born in 2005
Follow Antoni KwiatkowskiTrack his monthly FIDE ratings, games, tournaments and more.
Antoni Kwiatkowski, a 21-year-old Swiss player, is rated 1859 — just 2 short of his peak of 1861 (May 2026, age 21). He is climbing fast, having gained +176 Elo over the past 12 months. 50 rated games in the past year (≈12/year long-term). Recent standard appearances include SMM Ligen 1-4 2026 round 3, SMM Ligen 1-4 2026 round 2, and grenke Chess Open 2026 B-Open. Also played 1 rapid (including Seebach Open 2025) and 3 blitz events (including Djerba International Chess Festival 2026 Blitz) recently. He had 2 career breaks: 29 months (2020–2022, COVID-19 included) and 31 months (2022–2025).
At junior level, he reached #35, #30, #34, #15 and #4 nationally in U20, U18, U16, U14 and U12.
Current rating
1859
Standard
Rpd1665·Blz1791
All-time high
1861
−2 pts below
May 2026 · age 21
May 2026 · age 21
Activity
18
games / yr avg. · ≈2/mo
49 past 12 mo · ≈4/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#58,893
#58,893 · players worldwide · of 218,279
Career timeline
14 entries2026
All-time peak 1861
at age 21 · −2 from today
May 2026
Best 12-month gain (+185 Elo)
1666 → 1851
Mar 2026
100 career games
at age 21
Feb 2026
2025
35th Swiss U20 player
at age 20 · rated 1812
Dec 2025
Crossed 1800
at age 20
Sep 2025
2024
Crossed 1600
at age 19
Mar 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
+176
1683 → 1859
Tournaments
11
40 games
Score
21.5/ 4053.8%
17W9D14L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
11 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 0.5/1 | #658 | 1793 | -1.8 |
Team | Apr 2026 | 0.5/1 | #821 | 1956 | +3.0 |
Open Swiss | Apr 2026 | 5.5/9 | #231 | 1879 | +8.6 |
Team | Mar 2026 | 0.5/1 | #516 | 1797 | -1.6 |
Open Swiss | Feb 2026 | 5/9 | #24 | 1979 | +40.2 |
Open Swiss | Dec 2025 | 4.5/7 | #25 | 1832 | +6.0 |
Team | Dec 2025 | 0/1 | #652 | 1105 | -7.4 |
Team | Nov 2025 | 1/2 | #265 | 1950 | +7.8 |
Team | Sep 2025 | 0/1 | #276 | 1285 | -3.2 |
Team | Aug 2025 | 1/1 | #73 | 2542 | +9.4 |
Rankings
/
Switzerland
#1,044
out of 3,528 players
Europe
#43,153
in continent
World
#58,892
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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World
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