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Decosse, Jean-Fabien

CM🇫🇷

FIDEFIDE 622583· Male· France· Born in 1982

Follow Jean-Fabien DecosseTrack his monthly FIDE ratings, games, tournaments and more.

Jean-Fabien Decosse, a 44-year-old French Candidate Master, is rated 2123 and sitting in the top 4% of French players, and in the top 6% worldwide. He has held steady between 2100 and 2150 for 3 years. 24 rated games in the past year (≈17/year long-term). Recent standard appearances include Reykjavik Open 2026, Team 2026 - Nationale 3 r7-9, and 39eme Open du Mans - Open A. Also played 1 rapid event (including Rapide de rentree 2025 Reims) recently. He had 2 career breaks: 23 months (2003–2005) and 17 months (2024–2025). His peak of 2245 was reached at age 25 (Jul 2007).

Awarded CM in 2011 (age 29). At junior level, he reached #18 nationally in U20.

Current rating

2123

Standard

Rpd2191·Blz2075

All-time high

2245

−122 pts below
Jul 2007 · age 25

Activity

12

games / yr avg. · ≈1/mo

24 past 12 mo · ≈2/mo
classical only
Moderately active

Signature stat

Top 4%

#687 · French players · of 17,591

Career timeline

16 entries
2024
Inactive for 17 months
paused at 2120 → returned at 2129
Jun 2024
2023
64th French 40-45 player
at age 41 · rated 2169
May 2023
2018
65th French 35-40 player
at age 36 · rated 2217
Jan 2018
2014
Re-crossed 2200
at age 32
Sep 2014
2011
CM title awardedCM
at age 29
May 2011
2008
100 career games
at age 26
Apr 2008

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19

Activity & highlights

Top opponent
vs Victor StephanIM 2,346
39eme Open du Mans - Open A · Dec 2025 · +5.6 Elo
Evolution
+3
2120 → 2123
Tournaments
6
24 games
Score
16/ 2466.7%
14W4D6L
Top 3 losses
1.[L]vsAnthony Delpech1,927·Reykjavik Open 2026·R5·-15.5
2.[L]vsMartin Scotti1,943·Reykjavik Open 2026·R3·-15.1
3.[L]vsJacque Li2,040·39eme Open du Mans - Open A·R7·-12.5

Last 12 months — tournaments

6 events
EventDateScoreRankPerfΔ Elo
Open de Champagne 2026
Open Swiss
May 20264/5#102128+6.4
Reykjavik Open 2026
Open Swiss
Mar 20264.5/8#1812023-22.6
Team 2026 - Nationale 3 r7-9
Team
Mar 20261/1#10562819+6.8
Team 2026 - Nationale 3 r6
Team
Feb 20260.5/1#4832301+4.6
39eme Open du Mans - Open A
Open Swiss
Dec 20255/8#212105-0.8
Team 2026 - Nationale 3 r2
Team
Nov 20251/1#3772873+8.6
Worst Elo result: Reykjavik Open 2026 (-22.6 Elo, finished #181).

Rankings

/
France
#687
out of 24,627 players
Europe
#9,681
in continent
World
#13,388
out of 400,000+

National ranking

Europe & World

Europe
World
France
1
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
2
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
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.
2,615
4
🇫🇷Maurizzi, MarcAndriaFollow MarcAndria MaurizziTrack their monthly FIDE ratings, games, tournaments and more.
2,615
6
🇫🇷Moussard, JulesFollow Jules MoussardTrack their monthly FIDE ratings, games, tournaments and more.
2,613
7
🇫🇷Fressinet, LaurentFollow Laurent FressinetTrack 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
🇫🇷Cornette, MatthieuFollow Matthieu CornetteTrack their monthly FIDE ratings, games, tournaments and more.
2,559
10
🇫🇷Bauer, ChristianFollow Christian BauerTrack their monthly FIDE ratings, games, tournaments and more.
2,557
...
687🇫🇷Decosse, Jean-Fabien2,123
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
...
9681🇫🇷Decosse, Jean-Fabien2,123
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
...
13388🇫🇷Decosse, Jean-Fabien2,123