Format
DC
Defauchy, Claude
🇫🇷FIDE 26096358· Male· France· Born in 1951
Follow Claude DefauchyTrack his monthly FIDE ratings, games, tournaments and more.
Claude Defauchy, a 75-year-old French player, is rated 1431. He has slipped back 122 Elo over the past 12 months. 15 rated games in the past year (≈16/year long-term). Recent standard appearances include 31e Open de Selestat - Tournoi C (en dessous de 1600), Team 2026 - EST Decembre, and 4eme Open Altorf - Obernai - Tournoi A. Also played 2 rapid (including 10e Festival de Noel de Mundolsheim - Rapide Individuel) and 1 blitz events (including 10e Festival de Noel de Mundolsheim - Blitz Individuel) recently. He took a 32-month break between Apr 2020 and Jan 2023 (COVID-19 included). His peak of 1564 was reached at age 74 (May 2025).
Current rating
1431
Standard
Rpd1411·Blz1404
All-time high
1564
−133 pts below
May 2025 · age 74
May 2025 · age 74
Activity
16
games / yr avg. · ≈1/mo
15 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#210,012
#210,012 · players worldwide · of 218,279
Career timeline
11 entries2025
All-time peak 1564
at age 74 · −133 from today
May 2025
2024
Best 12-month gain (+533 Elo)
1030 → 1563
Nov 2024
Crossed 1500
at age 73
Nov 2024
Crossed 1400
at age 73
Mar 2024
Re-crossed 1200
at age 73
Mar 2024
2020
Inactive for 32 months
paused at 1039 → returned at 1052
Apr 2020
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-133
1564 → 1431
Tournaments
5
27 games
Score
10.5/ 2738.9%
10W1D16L
Top 3 wins
2.[W]vsMarie-france Poirel1,449·27eme Open International de Wasselonne - Tournoi C (moins de 1700)·R3·+17.4
Top 3 losses
1.[L]vsMireille Hinzelin1,435·27eme Open International de Wasselonne - Tournoi C (moins de 1700)·R4·-23.4
2.[L]vsThomas Hartmann1,456·27eme Open International de Wasselonne - Tournoi C (moins de 1700)·R5·-22.2
3.[L]vsLeon Corveler1,457·27eme Open International de Wasselonne - Tournoi C (moins de 1700)·R6·-22.2
Last 12 months — tournaments
5 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 4/3 | #52 | 2312 | -7.6 |
Team | Dec 2025 | 0/1 | #343 | 989 | -4.4 |
Open Swiss | Oct 2025 | 3/2 | #114 | 2490 | -19.6 |
Open Swiss | Oct 2025 | 1.5/5 | #90 | 1548 | -28.0 |
Open Swiss | Aug 2025 | 2/4 | #76 | 1449 | -62.4 |
Worst Elo result: 27eme Open International de Wasselonne - Tournoi C (moins de 1700) (-62.4 Elo, finished #76).
Most-Played Opponents
vsPhilippe Haenel
🇫🇷FRA
+5 −1 =0
6 games·last met May 2023
View head-to-head →
vsJean Lainey
🇫🇷FRA·1551
+0 −6 =0
6 games·last met Jun 2019
View head-to-head →
vsMohamed Adam Bellahcene
🇫🇷FRA·1647
+1 −5 =0
6 games·last met Dec 2018
View head-to-head →
vsLionel Peter
🇫🇷FRA·1589
+0 −4 =1
5 games·last met Jul 2024
View head-to-head →
Rankings
/
France
#16,914
out of 24,627 players
Europe
#126,719
in continent
World
#209,712
out of 400,000+
National ranking
Europe & World
Europe
World
France
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World
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