KNSB FIDE
KM

Koen Mathijssen

Rated since January 2023

1851 Classic
1866 Rapid
1827 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
HERNANDEZ MORALES, ADRIEL 1953
Brugse Meesters 2026 Open · Tuesday 11 August 2026
LUONG, A. (THAO) 1949
14172 ONJK 2026 ONJK 2026 ABC · Friday 31 July 2026
LALKOTA, S.P.T. (SAI PRANAV TEJAS) 1899
11661 Open NK Rapid Groep A · Saturday 2 May 2026
TOIRKENS, K. (KRISTIAN) 1867
11661 Open NK Rapid Groep A · Saturday 2 May 2026
ROMANO TUNCEL, E. (EREZ) 1858
14172 ONJK 2026 ONJK 2026 ABC · Friday 31 July 2026
Worst losses
EDEBALE, CAN MUHAMMET 1526
Ghent FIDE Weekender Major 2026 · Sunday 31 May 2026
WEUSTENRAAD, D. (DAAN) 1782
11661 Open NK Rapid Groep A · Saturday 2 May 2026
ROJAS, NICOLAS 1828
Ghent FIDE Weekender Major 2026 · Saturday 30 May 2026
JONG, C. (CASIJN) 1849
11660 Open NK Rapid Jeugd Groep A · Sunday 3 May 2026
HAGEN, S.C. (CARLIJN) 1850
14172 ONJK 2026 ONJK 2026 ABC · Wednesday 5 August 2026
Brugse Meesters 2026 Open Saturday 8 August 2026 +2–5=2 -9.3
Ghent FIDE Weekender Major 2026 Friday 29 May 2026 +3–2=0 -10.4
Open NK Rapid Jeugd Groep A Sunday 3 May 2026 +4–3=0 +55.9
Open NK Rapid Groep A Saturday 2 May 2026 +4–4=1 +60.0
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +2–0=1 +40.3
KNSB-Jeugdclubcompetitie 1, ACP Promotieklasse A Thursday 17 September 2026 +2–0=0 +24.6
ONJK 2026 ONJK 2026 ABC Thursday 30 July 2026 +5–4=0 +19.2
Kwalificatie 2 NK ABC Groep A Friday 2 January 2026 +3–3=1 +8.2
KNSB-Jeugdclubcompetitie 4, AC Groep A Saturday 6 December 2025 +1–0=1 +22.7
KNSB-Jeugdclubcompetitie 3, AC Groep A Saturday 15 November 2025 +1–1=0 +15.6

Rating History

Loading rating history...

Peak Ratings

Classic 1851 Oct. 1, 2026
Rapid 1866 June 1, 2026
Blitz 1827 March 1, 2026

Games

Wins 27
Losses 22
Draws 6
Win Rate 49%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 4 10 46%
Black 15 2 12 52%

Recent Matches

Diggele van, M. (Merijn) (1788) Saturday 26 September 2026 WIN +17.3
Hamers, H. (Hidde) (1576) Saturday 26 September 2026 WIN +7.3
Rosseel, K. (Kimball) (1891) Friday 14 August 2026 LOSS -15.9
Suner, Kais Emin (1874) Thursday 13 August 2026 DRAW +3.2
Xu, N. (Nicholas M) (1897) Wednesday 12 August 2026 LOSS -15.6
Hernandez Morales, Adriel (1953) Tuesday 11 August 2026 WIN +27.3
Esprit, Kobe (1682) Tuesday 11 August 2026 WIN +12.7
Kaufmann, Thorsten (2009) Monday 10 August 2026 LOSS -10.0
Meijer, O. (Olaf) (2023) Sunday 9 August 2026 DRAW +10.6
Kolijn, D.T. (David) (1930) Sunday 9 August 2026 LOSS -13.9
Verduyn, P. (Philippe) (2064) Saturday 8 August 2026 LOSS -7.8
Hagen, S.C. (Carlijn) (1850) Wednesday 5 August 2026 LOSS -18.7
Bruls, S. (Sven) (1815) Tuesday 4 August 2026 WIN +19.3
Gang, K.W.Z. (Kevin Wan Ze) (1546) Tuesday 4 August 2026 WIN +6.5
Vogels, M. (Mathijs) (1910) Monday 3 August 2026 LOSS -15.4
Murali, R. (Rishiadithya) (1932) Saturday 1 August 2026 LOSS -14.3
Winter, S. (Sven) (2106) Saturday 1 August 2026 LOSS -6.6
Luong, A. (Thao) (1949) Friday 31 July 2026 WIN +26.6
Romano Tuncel, E. (Erez) (1858) Friday 31 July 2026 WIN +21.7
Huynh, A. (Angela) Thursday 30 July 2026 WIN