Format
RJ
Rosner, Jonas
IM🇩🇪FIDE 24608513· Male· Germany· Born in 1990
Follow Jonas RosnerTrack his monthly FIDE ratings, games, tournaments and more.
Jonas Rosner, a 36-year-old German International Master, is rated 2451 — just 27 short of his peak of 2478 (Jun 2022, age 32) and sitting in the top 1% of German players, and in the top 1% worldwide. He is on a steady climb with +25 Elo over the past 12 months. 20 rated games in the past year (≈30/year long-term). Recent standard appearances include SGM 2025-2026 (all leagues) Round 7, Oberliga Baden-Wuerttemberg 2025-2026 Maerz 2026, and SGM 2025-2026 (all leagues) Round 4. Also played 2 rapid (including 1. Offenes Boeblinger Schnellschachturnier) and 1 blitz events (including Badische Blitzmannschaftsmeisterschaften 2026 A-Finale) recently. He reached German #53 in Jul 2022.
Awarded IM in 2018 (age 28) and FM in 2012 (age 22). At junior level, he reached #31, #25, #28 and #16 nationally in U20, U18, U16 and U14.
Current rating
2451
Standard
Rpd2388·Blz2410
All-time high
2478
−27 pts below
Jun 2022 · age 32
Jun 2022 · age 32
Activity
30
games / yr avg. · ≈3/mo
20 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
Top 1%
#57 · German players · of 13,806
Career timeline
18 entries2022
Peak German rank: #53
at age 32 · rated 2478
Jul 2022
All-time peak 2478
at age 32 · −27 from today
Jun 2022
2021
500 career games
at age 31
Dec 2021
2018
IM title awardedIM
at age 28 · 1st quarter Presidential Board 2018
Apr 2018
2017
Crossed 2400
at age 27
May 2017
K-factor lowered to 10
at age 27
May 2017
Standard rating history
Activity & highlights
Evolution
+25
2426 → 2451
Tournaments
9
20 games
Score
13.5/ 2067.5%
10W7D3L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
9 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Mar 2026 | 1/1 | #365 | 3179 | +4.2 |
Team | Mar 2026 | 1/1 | #15 | 3162 | +4.0 |
Team | Feb 2026 | 2.5/3 | #13 | 2650 | +7.4 |
Team | Jan 2026 | 0.5/1 | #477 | 2311 | -1.7 |
Team | Jan 2026 | 1/2 | #37 | 2379 | -1.6 |
Team | Dec 2025 | 1/2 | #39 | 2403 | -0.9 |
Team | Nov 2025 | 0.5/1 | #66 | 2333 | -1.5 |
Team | Oct 2025 | 4.5/7 | #104 | 2537 | +10.1 |
Team | Sep 2025 | 1.5/2 | #26 | 2634 | +5.4 |
Hot streak: 3 tournaments without losing Elo.
Most-Played Opponents
vsThilo EhmannFM
🇩🇪GER·2354
+7 −3 =4
14 games·last met Mar 2026
View head-to-head →
vsBenedikt DaunerFM
🇩🇪GER·2351
+9 −2 =1
12 games·last met Mar 2026
View head-to-head →
vsLukas Pfatteicher
🇩🇪GER·2276
+7 −1 =3
11 games·last met Mar 2025
View head-to-head →
vsMaximilian RuffFM
🇩🇪GER·2253
+5 −2 =3
10 games·last met Mar 2025
View head-to-head →
vsVadim CernovIM
🇷🇴ROU·2286
+4 −2 =3
9 games·last met Mar 2026
View head-to-head →
Rankings
/
Germany
#57
out of 15,291 players
Europe
#601
in continent
World
#1,002
out of 400,000+
National ranking
Europe & World
Europe
World
Germany
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