Format
WH
Wirthensohn, Heinz
IM🇨🇭FIDE 1300059· Male· Switzerland· Born in 1951
Follow Heinz WirthensohnTrack his monthly FIDE ratings, games, tournaments and more.
Heinz Wirthensohn, a 75-year-old Swiss International Master, is rated 2237 and sitting in the top 2% of Swiss players, and in the top 3% worldwide. He has slipped back 39 Elo over the past 12 months. 21 rated games in the past year (≈25/year long-term). Recent standard appearances include SMM NLB 2026 round 1, SGM 2025-2026 (all leagues) Round 7, and Oberliga Baden-Wuerttemberg 2025-2026 Maerz 2026. His peak of 2417 was reached at age 59 (May 2010); he also reached Swiss #17 in Oct 2006.
Awarded IM in 2001 (age 50).
Current rating
2237
Standard
Rpd—·Blz—
All-time high
2417
−180 pts below
May 2010 · age 59
May 2010 · age 59
Activity
28
games / yr avg. · ≈2/mo
21 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 2%
#79 · Swiss players · of 3,201
Career timeline
20 entries2025
31st 70-75 player worldwide
at age 74 · rated 2274
Nov 2025
2020
500 career games
at age 69
Jan 2020
2017
57th 65-70 player worldwide
at age 66 · rated 2323
Aug 2017
2012
81st 60-65 player worldwide
at age 61 · rated 2352
Jan 2012
2011
Re-crossed 2400
at age 60
May 2011
2010
53rd 55-60 player worldwide
at age 59 · rated 2417
May 2010
Standard rating history
Activity & highlights
Evolution
-35
2272 → 2237
Tournaments
16
22 games
Score
6.5/ 2229.5%
1W12D9L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
16 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Mar 2026 | 0/1 | #143 | 1595 | -3.0 |
Team | Mar 2026 | 0.5/1 | #417 | 2317 | +1.0 |
Team | Mar 2026 | 0.5/1 | #36 | 2085 | -2.1 |
Team | Feb 2026 | 0.5/2 | #842 | 2264 | +0.2 |
Team | Feb 2026 | 0/1 | #103 | 1399 | -5.7 |
Team | Jan 2026 | 0.5/1 | #636 | 2116 | -1.8 |
Team | Jan 2026 | 0.5/2 | #80 | 2082 | -4.5 |
Team | Dec 2025 | 0/1 | #946 | 1470 | -4.8 |
Team | Dec 2025 | 1/2 | #41 | 2231 | -0.8 |
Team | Nov 2025 | 0/1 | #78 | 1472 | -5.0 |
Most-Played Opponents
vsAndreas HussIM
🇨🇭SUI·2224
+1 −1 =5
7 games·last met Sep 2023
View head-to-head →
vsOliver SutterFM
🇨🇭SUI·2299
+0 −1 =4
5 games·last met Nov 2025
View head-to-head →
vsHansjuerg KaenelIM
🇨🇭SUI·2253
+1 −0 =4
5 games·last met Mar 2016
View head-to-head →
vsTheo HommelesIM
🇳🇱NED·2365
+0 −1 =4
5 games·last met Nov 2015
View head-to-head →
Rankings
/
Switzerland
#79
out of 3,420 players
Europe
#4,383
in continent
World
#6,380
out of 400,000+
National ranking
Europe & World
Europe
World
Switzerland
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Europe
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World
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| 6380 | 2,237 | |