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Irber, Jonas

🇨🇿

FIDEFIDE 23765429· Male· Czech Republic· Born in 2014

Follow Jonas IrberTrack his monthly FIDE ratings, games, tournaments and more.

Jonas Irber, a 12-year-old Czech player, is rated 1654 — just 1 short of his peak of 1655 (Feb 2026, age 12). He is rising rapidly, having gained +213 Elo over the past 12 months. 30 rated games in the past year (≈24/year long-term). Recent standard appearances include 1. liga mladeze B 2025-2026 r4-5, JSS - 2. divize skupina B 2025-2026 r4-5, and Mistrovstvi Cech 2025 - HD12.

At junior level, he reached #22 and #37 nationally in U12 and U10.

Current rating

1654

Standard

Rpd1522·Blz—

All-time high

1655

−1 pts below
Feb 2026 · age 12

Activity

23

games / yr avg. · ≈2/mo

30 past 12 mo · ≈3/mo
classical only
Moderately active

Signature stat

#126,714

#126,714 · players worldwide · of 218,279

Career timeline

8 entries
2026
Best 12-month gain (+214 Elo)
1441 → 1655
Feb 2026
All-time peak 1655
at age 12 · −1 from today
Feb 2026
22nd Czech U12 player
at age 12 · rated 1653
Jan 2026
2025
Crossed 1600
at age 11
Dec 2025
Crossed 1500
at age 11
Aug 2025
2024
37th Czech U10 player
at age 10 · rated 1492
Sep 2024

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Best result
Mistrovstvi Cech 2025 - HD12
perf 1870 (+262) · 5.5/7 · #25
Top opponent
vs Tadeas Velkoborsky 1,735
O pohar mesta Klatov 2025 - open B · Jun 2025 · +9.9 Elo
Evolution
+213
1441 → 1654
Tournaments
8
36 games
Score
19/ 3652.8%
18W4D14L
Top 3 losses
1.[L]vsOndrej Smola1,565·1. liga mladeze B 2025-2026 r1-3·R1·-21.4
2.[L]vsZdenek Bambousek1,598·Open Seeberg 2025·R4·-17.4
3.[L]vsIvan Menkov1,654·Mistrovstvi Cech 2025 - HD12·R7·-17.4

Last 12 months — tournaments

8 events
EventDateScoreRankPerfΔ Elo
1. liga mladeze B 2025-2026 r4-5
Team
Dec 20251.5/2#121755+18.8
JSS - 2. divize skupina B 2025-2026 r4-5
Team
Nov 20251.5/2#101837+26.4
JSS - 2. divize skupina B 2025-2026 r2-3
Team
Nov 20250/1#75888-14.8
Mistrovstvi Cech 2025 - HD12
Open Swiss
Oct 20255.5/7#251870+34.0
JSS - 2. divize skupina B 2025-2026 r1
Team
Oct 20251/1#142528+29.2
1. liga mladeze B 2025-2026 r1-3
Team
Oct 20252/2#312433+8.8
Open Seeberg 2025
Swiss
Aug 20253/6#281696+4.8
O pohar mesta Klatov 2025 - open B
Open Swiss
Jun 20254.5/9#421678+105.2

Rankings

/
Czech Republic
#4,505
out of 6,361 players
Europe
#87,151
in continent
World
#126,708
out of 400,000+

National ranking

Europe & World

Europe
World
Czech Republic
1
🇨🇿Navara, DavidFollow David NavaraTrack their monthly FIDE ratings, games, tournaments and more.
2,639
2
🇨🇿Nguyen, Thai Dai VanFollow Thai Dai Van NguyenTrack their monthly FIDE ratings, games, tournaments and more.
2,633
3
🇨🇿Finek, VaclavFollow Vaclav FinekTrack their monthly FIDE ratings, games, tournaments and more.
2,595
4
🇨🇿Zilka, StepanFollow Stepan ZilkaTrack their monthly FIDE ratings, games, tournaments and more.
2,526
5
🇨🇿Hracek, ZbynekFollow Zbynek HracekTrack their monthly FIDE ratings, games, tournaments and more.
2,525
6
🇨🇿Kriebel, TadeasFollow Tadeas KriebelTrack their monthly FIDE ratings, games, tournaments and more.
2,508
7
🇨🇿Krejci, JanFollow Jan KrejciTrack their monthly FIDE ratings, games, tournaments and more.
2,503
8
🇨🇿Bernasek, JanFollow Jan BernasekTrack their monthly FIDE ratings, games, tournaments and more.
2,501
9
🇨🇿Babula, VlastimilFollow Vlastimil BabulaTrack their monthly FIDE ratings, games, tournaments and more.
2,489
10
🇨🇿Vykouk, JanFollow Jan VykoukTrack their monthly FIDE ratings, games, tournaments and more.
2,487
...
4505🇨🇿Irber, Jonas1,654
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
87151🇨🇿Irber, Jonas1,654
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
126708🇨🇿Irber, Jonas1,654