Format
TK
Theunissen, Klaus
🇩🇪FIDE 4686535· Male· Germany· Born in 1967
Follow Klaus TheunissenTrack his monthly FIDE ratings, games, tournaments and more.
Klaus Theunissen, a 59-year-old German player, is rated 1845. He has slipped back 74 Elo over the past 12 months. 13 rated games in the past year (≈5/year long-term). Recent appearance: 38. Internationale Hasslocher Schachtage 2025 A-Turnier. He had 7 career breaks: 14 months (2005–2006), 13 months (2011–2012), 12 months (2013–2014), 12 months (2016–2017), 12 months (2018–2019), 35 months (2019–2022, COVID-19 included) and 12 months (2024–2025). His peak of 2166 was reached at age 36 (Oct 2003).
Current rating
1845
Standard
Rpd—·Blz—
All-time high
2166
−321 pts below
Oct 2003 · age 36
Oct 2003 · age 36
Activity
4
games / yr avg.
6 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#62,840
#62,840 · players worldwide · of 218,279
Career timeline
13 entries2024
Inactive for 12 months
paused at 1919 → returned at 1886
Jun 2024
2023
100 career games
at age 56
Jul 2023
2019
Inactive for 35 months
paused at 1917 → returned at 1891
Jul 2019
2018
Inactive for 12 months
paused at 1927 → returned at 1917
Jun 2018
2016
Inactive for 12 months
paused at 1949 → returned at 1925
Jun 2016
2013
Inactive for 12 months
paused at 2055 → returned at 2039
Jun 2013
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-41
1886 → 1845
Tournaments
1
7 games
Score
2.5/ 735.7%
2W1D4L
Top 2 wins
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 2.5/6 | #119 | 1623 | -40.8 |
Worst Elo result: 39. Internationale Hasslocher Schachtage 2026 B-Turnier (-40.8 Elo, finished #119).
Rankings
/
Germany
#6,727
out of 15,549 players
Europe
#45,933
in continent
World
#62,839
out of 400,000+
National ranking
Europe & World
Europe
World
Germany
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