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Dieffenthaler, Jean-francois

🇫🇷

FIDEFIDE 692549· Male· France· Born in 1965

Follow Jean-francois DieffenthalerTrack his monthly FIDE ratings, games, tournaments and more.

Jean-francois Dieffenthaler, a 61-year-old French player, is rated 1638 — just 2 short of his peak of 1640 (Feb 2026, age 61). He plays occasionally (4 games in the last 12 months) and took a 23-month break between Nov 2020 and Nov 2022 (COVID-19 included). Recent standard appearances include Team 2026 - EST Avril, Team 2026 - EST Fevrier, and Team 2026 - EST Janvier.

Current rating

1638

Standard

Rpd1589·Blz—

All-time high

1640

−2 pts below
Feb 2026 · age 61

Activity

5

games / yr avg.

4 past 12 mo
classical only
Occasional

Signature stat

#132,138

#132,138 · players worldwide · of 216,808

Career timeline

13 entries
2026
All-time peak 1640
at age 61 · −2 from today
Feb 2026
2025
Best 12-month gain (+271 Elo)
1360 → 1631
Jan 2025
2024
Re-crossed 1600
at age 59
Dec 2024
Crossed 1600
at age 59
Mar 2024
Re-crossed 1500
at age 59
Mar 2024
Re-crossed 1400
at age 59
Mar 2024

Standard rating history

Last 12 months — activity & highlights

Top opponent
vs Michel Kudera 1,511
Team 2026 - EST Decembre · Dec 2025 · +6.6 Elo
Evolution
+10
1628 → 1638
Tournaments
4
4 games
Score
3/ 475.0%
3W0D1L
Top 3 wins
1.[W]vsMichel Kudera1,511·Team 2026 - EST Decembre·R7·+6.6
2.[W]vsAdam Ficara1,488·Team 2026 - EST Avril·R4·+5.9
3.[W]vsAntonin Soyeux1,465·Team 2026 - EST Janvier·R7·+5.3
Top 1 loss
1.[L]vsManuel Sorres1,685·Team 2026 - EST Fevrier·R3·-8.5

Last 12 months — tournaments

4 events
EventDateScoreRankPerfΔ Elo
Team 2026 - EST Avril
Team
Apr 20261/1#1132288+6.2
Team 2026 - EST Fevrier
Team
Feb 20260/1#308885-8.8
Team 2026 - EST Janvier
Team
Jan 20261/1#1382265+5.6
Team 2026 - EST Decembre
Team
Dec 20251/1#512311+6.8

Rankings

/
France
#9,794
out of 24,420 players
Europe
#90,162
in continent
World
#132,132
out of 400,000+

National ranking

Europe & World

Europe
World
France
1
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
2
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
3
🇫🇷Bacrot, EtienneFollow Etienne BacrotTrack their monthly FIDE ratings, games, tournaments and more.
2,626
4
🇫🇷Lagarde, MaximeFollow Maxime LagardeTrack their monthly FIDE ratings, games, tournaments and more.
2,618
5
🇫🇷Moussard, JulesFollow Jules MoussardTrack their monthly FIDE ratings, games, tournaments and more.
2,613
6
🇫🇷Fressinet, LaurentFollow Laurent FressinetTrack their monthly FIDE ratings, games, tournaments and more.
2,610
6
🇫🇷Maurizzi, MarcAndriaFollow MarcAndria MaurizziTrack their monthly FIDE ratings, games, tournaments and more.
2,610
8
🇫🇷Kamsky, GataFollow Gata KamskyTrack their monthly FIDE ratings, games, tournaments and more.
2,596
9
🇫🇷Bauer, ChristianFollow Christian BauerTrack their monthly FIDE ratings, games, tournaments and more.
2,557
10
🇫🇷Cornette, MatthieuFollow Matthieu CornetteTrack their monthly FIDE ratings, games, tournaments and more.
2,556
...
9794🇫🇷Dieffenthaler, Jean-francois1,638
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿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.
2,708
...
90162🇫🇷Dieffenthaler, Jean-francois1,638
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
132132🇫🇷Dieffenthaler, Jean-francois1,638