Format
ZJ
Zermatten, Jean-Claude
🇨🇭FIDE 1367374· Male· Switzerland· Born in 1947
Follow Jean-Claude ZermattenTrack his monthly FIDE ratings, games, tournaments and more.
Jean-Claude Zermatten, a 79-year-old Swiss player, is rated 1515 — his current career high. He plays occasionally (3 games in the last 12 months). Recent standard appearances include Championnat valaisan par equipes Groupe G, Championnat valaisan par equipes Groupe B, and SMM 2025 3. Liga round 6.
Current rating
1515
Standard
Rpd—·Blz—
All-time high
1515
at best
Jun 2026 · age 79
Jun 2026 · age 79
Activity
7
games / yr avg. · ≈1/mo
3 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#179,864
#179,864 · players worldwide · of 218,279
Career timeline
5 entries2026
All-time peak 1515
at age 79
Jun 2026
Crossed 1500
at age 79
Feb 2026
Crossed 1400
at age 79
Feb 2026
Crossed 1200
at age 79
Feb 2026
First FIDE rating
1503 · at age 79
Feb 2026
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
+12
1503 → 1515
Tournaments
3
8 games
Score
1/ 812.5%
1W0D7L
Top 1 win
Top 2 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 0/2 | #17 | 975 | -6.8 |
Swiss | May 2026 | 1/1 | #6 | 2753 | +18.4 |
Team | Aug 2025 | 0/1 | #422 | 909 | 0.0 |
Rankings
/
Switzerland
#3,040
out of 3,528 players
Europe
#114,522
in continent
World
#179,822
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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Europe
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| 114522 | 1,515 | |
World
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| 179822 | 1,515 | |