Klaus Mertens

Country

GER

Birth Year

1953

Gender

M

Title

FIDE ID

4618815

FIDE ratings

2034

Classical

Published FIDE

2039

Rapid

Published FIDE

—

Blitz

Published FIDE

Official classical ranks

World rank
#22864
National rank · GER
#2683

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2171 Jan 2001
Recorded years
2001–2026
Archived games
31

Based on available monthly lists and saved games.

FIDE rating history

Published rating lists through Oct 2026.

View rating lists
Available Games

Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-04 (UTC).

# Date Event Site Round White Black Result Moves View
1 2024-04-14 12th Int Senioren-Cup Rottach-Egern GER 9.1 Constanze Jahn Klaus Mertens 1/2-1/2 11 Open
2 2024-04-12 12th Int Senioren-Cup Rottach-Egern GER 7.5 Carlo Luciani Klaus Mertens 1/2-1/2 24 Open
3 2024-04-10 12th Int Senioren-Cup Rottach-Egern GER 5.23 Juergen Doeserich Klaus Mertens 0-1 41 Open
4 2024-04-09 12th Int Senioren-Cup Rottach-Egern GER 4.21 Klaus Mertens Thomas Jensen 1/2-1/2 35 Open
5 2024-04-08 12th Int Senioren-Cup Rottach-Egern GER 3.1 Harald Schneider-Zinner Klaus Mertens 1-0 42 Open
6 2024-04-07 12th Int Senioren-Cup Rottach-Egern GER 2.18 Klaus Mertens Hubert Wegemund 1-0 48 Open
7 2024-04-06 12th Int Senioren-Cup Rottach-Egern GER 1.21 Manfred Mitschka Klaus Mertens 0-1 52 Open
8 2016-05-29 19th Rhein-Main-Open 2016 Bad Homburg GER 7 Klaus Mertens Stephan Gutacker 1-0 76 Open
9 2016-05-28 19th Rhein-Main-Open 2016 Bad Homburg GER 6 Snorri Thor Sigurdsson Klaus Mertens 1/2-1/2 34 Open
10 2016-05-28 19th Rhein-Main-Open 2016 Bad Homburg GER 5 Klaus Mertens Florian Busch 1/2-1/2 15 Open
11 2016-05-27 19th Rhein-Main-Open 2016 Bad Homburg GER 4 David Henrich Klaus Mertens 1-0 27 Open
12 2016-05-26 19th Rhein-Main-Open 2016 Bad Homburg GER 3 Klaus Mertens Roland Schmid 1/2-1/2 64 Open
13 2016-05-26 19th Rhein-Main-Open 2016 Bad Homburg GER 2 Ulrich, Dr. Zalewski Klaus Mertens 0-1 63 Open
14 2016-05-25 19th Rhein-Main-Open 2016 Bad Homburg GER 1 Klaus Mertens Manfred Riese 1/2-1/2 35 Open
15 2014-06-22 XVII Rhein-Main-Open 2014 Bad Homburg GER 7.33 Alexander Probst Klaus Mertens 1/2-1/2 20 Open
16 2014-06-21 XVII Rhein-Main-Open 2014 Bad Homburg GER 6.15 Klaus Mertens Ansgar Barthel 0-1 28 Open
17 2014-06-21 XVII Rhein-Main-Open 2014 Bad Homburg GER 5.14 Matthias, Dr. Kierzek Klaus Mertens 1/2-1/2 18 Open
18 2014-06-20 XVII Rhein-Main-Open 2014 Bad Homburg GER 4.37 Klaus Mertens Olaf Willnecker 1-0 35 Open
19 2014-06-19 XVII Rhein-Main-Open 2014 Bad Homburg GER 3.16 Patrick Chandler Klaus Mertens 1-0 33 Open
20 2014-06-19 XVII Rhein-Main-Open 2014 Bad Homburg GER 2.17 Klaus Mertens Ralf, Dr. Dunsbach 1/2-1/2 25 Open
21 2014-06-18 XVII Rhein-Main-Open 2014 Bad Homburg GER 1.58 Joachim Pade Klaus Mertens 0-1 42 Open
22 2014-01-03 26th Staufer-Open A 2014 Schwaebisch Gmuend GER 4.33 Klaus Mertens Thomas Reschke 1/2-1/2 19 Open
23 2013-05-08 31st Liechtenstein Open 2013 Triesen LIE 6.15 Rainer Bezler Klaus Mertens 1-0 28 Open
24 2013-05-07 31st Liechtenstein Open 2013 Triesen LIE 5.13 Klaus Mertens Nedeljko Kelecevic 1/2-1/2 24 Open
25 2013-05-04 31st Liechtenstein Open 2013 Triesen LIE 2.16 Luca Kessler Klaus Mertens 1-0 32 Open
26 2012-09-15 3rd Livigno Open A Livigno ITA 7.22 Klaus Mertens Guntram, Dr. Hainke 0-1 57 Open
27 2012-09-14 3rd Livigno Open A Livigno ITA 6.22 Philipp Wenninger Klaus Mertens 1-0 45 Open
28 2012-09-12 3rd Livigno Open A Livigno ITA 4.23 Fausto Franciosi Klaus Mertens 1/2-1/2 41 Open
29 2012-09-12 3rd Livigno Open A Livigno ITA 3.23 Klaus Mertens Inna Iasman 1/2-1/2 54 Open
30 2012-09-11 3rd Livigno Open A Livigno ITA 2.25 Hans Karl Klaus Mertens 1-0 36 Open
31 2012-09-10 3rd Livigno Open A Livigno ITA 1.17 Klaus Mertens Andrea Stella 0-1 87 Open

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