Harmen Jonkman

Country

NED

Birth Year

1975

Gender

M

Title

Grandmaster

FIDE ID

1002708

FIDE ratings

2279

Classical

Published FIDE

2351

Rapid

Published FIDE

2368

Blitz

Published FIDE

Official classical ranks

World rank
#4795
National rank · NED
#160

Active players · Oct 2026 FIDE list ⓘ

Rating history

Highest recorded rating
2520 Apr 2002
Recorded years
2001–2026
Archived games
350

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: 2026-10-06 (UTC).

# Date Event Site Round White Black Result Moves View
301 2016-10-19 20th Hoogeveen Open 2016 Hoogeveen NED 6.13 Lisanne Taams Harmen Jonkman 0-1 38 Open
302 2016-10-19 20th Hoogeveen Open 2016 Hoogeveen NED 5.18 Harmen Jonkman Kevin Nguyen 1-0 31 Open
303 2016-10-18 20th Hoogeveen Open 2016 Hoogeveen NED 4.12 Dick De Graaf Harmen Jonkman 1-0 46 Open
304 2016-10-17 20th Hoogeveen Open 2016 Hoogeveen NED 3.15 Harmen Jonkman Wim Heemskerk 1-0 35 Open
305 2016-10-16 20th Hoogeveen Open 2016 Hoogeveen NED 2.11 Denis Mager Harmen Jonkman 1-0 54 Open
306 2016-10-15 20th Hoogeveen Open 2016 Hoogeveen NED 1.14 Harmen Jonkman Han Schut 1-0 42 Open
307 2016-07-17 Science Park Open A 2016 Amsterdam NED 9.8 Tobias Kabos Harmen Jonkman 0-1 95 Open
308 2016-07-16 Science Park Open A 2016 Amsterdam NED 8.3 Harmen Jonkman Erik Van den Doel 0-1 35 Open
309 2016-07-15 Science Park Open A 2016 Amsterdam NED 7.7 Peter Hoekstra Harmen Jonkman 0-1 36 Open
310 2016-07-14 Science Park Open A 2016 Amsterdam NED 6.1 Harmen Jonkman Jan Roebers 1-0 35 Open
311 2016-07-13 Science Park Open A 2016 Amsterdam NED 5.3 Lucas Van Foreest Harmen Jonkman 1-0 36 Open
312 2016-07-12 Science Park Open A 2016 Amsterdam NED 4.8 Harmen Jonkman Martijn Woudsma 1-0 30 Open
313 2016-07-11 Science Park Open A 2016 Amsterdam NED 3.6 Arno Bezemer Harmen Jonkman 1-0 41 Open
314 2016-07-10 Science Park Open A 2016 Amsterdam NED 2.7 Harmen Jonkman Alje Hovenga 1-0 44 Open
315 2016-07-09 Science Park Open A 2016 Amsterdam NED 1.7 Lennart Ootes Harmen Jonkman 0-1 29 Open
316 2016-07-03 14th ROC Nova College Haarlem NED 6.2 Harmen Jonkman Quinten Ducarmon 1/2-1/2 20 Open
317 2016-07-03 14th ROC Nova College Haarlem NED 5.1 Matthew D Sadler Harmen Jonkman 1-0 31 Open
318 2016-07-02 14th ROC Nova College Haarlem NED 4.2 Li Riemersma Harmen Jonkman 0-1 42 Open
319 2016-07-02 14th ROC Nova College Haarlem NED 3.2 Harmen Jonkman Sebastien Feller 1-0 46 Open
320 2015-07-19 Science Park Open A 2015 Amsterdam NED 9.2 Albert Blees Harmen Jonkman 1-0 62 Open
321 2015-07-18 Science Park Open A 2015 Amsterdam NED 8.1 Harmen Jonkman Etienne Goudriaan 0-1 50 Open
322 2015-07-17 Science Park Open A 2015 Amsterdam NED 7.1 Harmen Jonkman Li Riemersma 1-0 53 Open
323 2015-07-16 Science Park Open A 2015 Amsterdam NED 6.1 Hing Ting Lai Harmen Jonkman 0-1 37 Open
324 2015-07-15 Science Park Open A 2015 Amsterdam NED 5.2 Danny De Ruiter Harmen Jonkman 0-1 29 Open
325 2015-07-14 Science Park Open A 2015 Amsterdam NED 4.3 Harmen Jonkman Mees Van Osch 1-0 41 Open
326 2015-07-13 Science Park Open A 2015 Amsterdam NED 3.6 Harmen Jonkman Maaike Keetman 1-0 50 Open
327 2015-07-12 Science Park Open A 2015 Amsterdam NED 2.2 Zyon Kollen Harmen Jonkman 1/2-1/2 54 Open
328 2015-07-11 Science Park Open A 2015 Amsterdam NED 1.2 Harmen Jonkman Tom De Ruiter 1-0 39 Open
329 2012-11-28 Cultural Village 2012 Wijk aan Zee NED 9.3 Harmen Jonkman Eduardas Rozentalis 1/2-1/2 10 Open
330 2012-11-27 Cultural Village 2012 Wijk aan Zee NED 8.4 Adrien Demuth Harmen Jonkman 0-1 47 Open
331 2012-11-26 Cultural Village 2012 Wijk aan Zee NED 7.5 Harmen Jonkman Sjoerd Plukkel 1/2-1/2 81 Open
332 2012-11-25 Cultural Village 2012 Wijk aan Zee NED 6.3 Sabino Brunello Harmen Jonkman 1-0 52 Open
333 2012-11-23 Cultural Village 2012 Wijk aan Zee NED 5.5 Harmen Jonkman Robert Ris 1/2-1/2 14 Open
334 2012-11-22 Cultural Village 2012 Wijk aan Zee NED 4.1 Miguoel Admiraal Harmen Jonkman 1/2-1/2 18 Open
335 2012-11-21 Cultural Village 2012 Wijk aan Zee NED 3.5 Rob Schoorl Harmen Jonkman 1/2-1/2 34 Open
336 2012-11-21 Cultural Village 2012 Wijk aan Zee NED 2.1 Harmen Jonkman Ilias Van der Lende 1-0 34 Open
337 2012-11-19 Cultural Village 2012 Wijk aan Zee NED 1.4 Georgui Castaneda Harmen Jonkman 1/2-1/2 13 Open
338 2012-07-08 11th ROC Nova Open Haarlem NED 5.4 Harmen Jonkman Ulf Andersson 1/2-1/2 107 Open
339 2012-07-01 HSC/De Legibus Open Helmond NED 8.2 Maxim Turov Harmen Jonkman 1-0 35 Open
340 2012-07-01 HSC/De Legibus Open Helmond NED 7.4 Harmen Jonkman Roland Robinson 1-0 18 Open
341 2012-07-01 HSC/De Legibus Open Helmond NED 6.3 Robin Swinkels Harmen Jonkman 1-0 78 Open
342 2012-06-30 HSC/De Legibus Open Helmond NED 5.3 Harmen Jonkman Jerzy Cebula 1-0 31 Open
343 2012-06-30 HSC/De Legibus Open Helmond NED 4.4 Unidentified player Harmen Jonkman 0-1 46 Open
344 2012-06-30 HSC/De Legibus Open Helmond NED 3.1 Harmen Jonkman Jan H Timman 0-1 29 Open
345 2012-06-24 HSG Open A 2012 Hilversum NED 6.3 Harmen Jonkman Robin Van Kampen 1/2-1/2 72 Open
346 2012-06-24 HSG Open A 2012 Hilversum NED 5.2 Alexandre Dgebuadze Harmen Jonkman 1/2-1/2 30 Open
347 2012-06-23 HSG Open A 2012 Hilversum NED 4.2 Harmen Jonkman Etienne Goudriaan 1-0 37 Open
348 2012-06-23 HSG Open A 2012 Hilversum NED 3.1 Normunds Miezis Harmen Jonkman 1/2-1/2 43 Open
349 2012-06-22 HSG Open A 2012 Hilversum NED 2.6 Harmen Jonkman Andrzej Pietrow 1-0 57 Open
350 2012-06-22 HSG Open A 2012 Hilversum NED 1.6 Eric Coppoolse Harmen Jonkman 0-1 43 Open

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