Format
KJ
Koerner, Jonas
🇩🇪FIDE 34664076· Male· Germany· Born in 2004
Follow Jonas KoernerTrack his monthly FIDE ratings, games, tournaments and more.
Jonas Koerner, a 22-year-old German player, is rated 1919 — just 17 short of his peak of 1936 (Sep 2025, age 21). He is on a breakout run, having gained +86 Elo over the past 12 months. 12 rated games in the past year (≈18/year long-term). Recent appearances: TOBOL Chess Open 2026 A-Open and 15. Nordhaeuser Schachopen Meisterturnier.
Current rating
1919
Standard
Rpd—·Blz—
All-time high
1936
−17 pts below
Sep 2025 · age 21
Sep 2025 · age 21
Activity
16
games / yr avg. · ≈1/mo
12 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#43,586
#43,586 · players worldwide · of 216,808
Career timeline
4 entries2025
Best 12-month gain (+103 Elo)
1833 → 1936
Sep 2025
All-time peak 1936
at age 21 · −17 from today
Sep 2025
Crossed 1800
at age 21
Apr 2025
First FIDE rating
1833 · at age 21
Apr 2025
Standard rating history
Last 12 months — activity & highlights
Evolution
+86
1833 → 1919
Tournaments
2
12 games
Score
6.5/ 1254.2%
6W1D5L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Mar 2026 | 2/5 | #41 | 1886 | -16.8 |
Open Swiss | Jul 2025 | 4.5/7 | #15 | 2110 | +102.8 |
Rankings
/
Germany
#4,842
out of 15,291 players
Europe
#32,144
in continent
World
#43,586
out of 400,000+
National ranking
Europe & World
Europe
World
Germany
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