KNSB FIDE
FJ

Fred Jonker

Rated since January 2023

2082 Classic
2082 Rapid

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
WEMPE, J. (JOOST) (FM) 2234
11849 KNSB competitie 2025-2026 Klasse 1 ronde 1 · 2025-09-20
HOFSTRA, H.T.J. (HOTZE TETTE) 2170
9653 SOS Competitie 2024/2025 2025-04 · 2025-04-09
MEULENBROEK, K. (KIM) 2127
9947 KNSB competitie 2024-2025 Klasse 1 ronde 4 · 2024-11-23
KEETMAN, M. (MAAIKE) (WFM) 2115
7013 KNSB competitie 2022-2023 Klasse 1 ronde 9 · 2023-04-22
LAAN, D.C. (DAVID) 2029
6165 KNSB competitie 2022-2023 Klasse 1 ronde 4 · 2022-11-26
Worst losses
BUUREN VAN, F. (FABIAN) 2052
11018 KNSB competitie 2024-2025 Klasse 1 ronde 8 · 2025-04-05
MARGARIDO, J. (JOSÉ) 2142
9796 KNSB competitie 2024-2025 Klasse 1 ronde 3 · 2024-11-09
OTTE, M.W. (MARIJN) (FM) 2149
7802 KNSB competitie 2023-2024 Klasse 1 ronde 4 · 2023-11-25
GRAMB, M. (MARIUS) 2151
10492 KNSB competitie 2024-2025 Klasse 1 ronde 6 · 2025-02-08
MIL VAN, L.H.F. (LUCAS) 2174
5715 SOS Competitie 2022/2023 April 2023(HK) · 2023-04-12
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 1 ronde 7 Sat, Sep 20, 2025 +0–1=0 -6.0
KNSB competitie 2025-2026 Klasse 1 ronde 5 Sat, Sep 20, 2025 +0–0=1 +3.2
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Sat, Sep 20, 2025 +0–1=0 -6.7
KNSB competitie 2025-2026 Klasse 1 ronde 2 Sat, Sep 20, 2025 +0–0=1 +3.3
KNSB competitie 2025-2026 Klasse 1 ronde 1 Sat, Sep 20, 2025 +1–0=0 +16.2
SOS competitie 2025/2026 Lijst 1 feb Mon, Sep 1, 2025 +0–1=0 -9.6
SOS competitie 2025/2026 Lijst 1 Dec Mon, Sep 1, 2025 +0–0=1 -10.1
KNSB competitie 2024-2025 Klasse 1 ronde 9 Sat, Sep 21, 2024 +0–0=1 -1.8
KNSB competitie 2024-2025 Klasse 1 ronde 8 Sat, Sep 21, 2024 +0–1=0 -14.2
KNSB competitie 2024-2025 Klasse 1 ronde 7 Sat, Sep 21, 2024 +1–0=0 +8.3
KNSB competitie 2024-2025 Klasse 1 ronde 6 Sat, Sep 21, 2024 +0–1=0 -10.9
KNSB competitie 2024-2025 Klasse 1 ronde 5 Sat, Sep 21, 2024 +0–1=0 -7.3
KNSB competitie 2024-2025 Klasse 1 ronde 4 Sat, Sep 21, 2024 +1–0=0 +12.3
KNSB competitie 2024-2025 Klasse 1 ronde 3 Sat, Sep 21, 2024 +0–1=0 -11.3
KNSB competitie 2024-2025 Klasse 1 ronde 2 Sat, Sep 21, 2024 +0–0=1 +8.8
KNSB competitie 2024-2025 Klasse 1 ronde 1 Sat, Sep 21, 2024 +0–0=1 -0.4
SOS Competitie 2024/2025 2025-04 Sun, Sep 1, 2024 +1–0=0 +14.0
SOS Competitie 2024/2025 2025-02 Sun, Sep 1, 2024 +1–0=0 +6.0
SOS Competitie 2024/2025 2024-11 Sun, Sep 1, 2024 +0–0=1 -2.3
SOS Competitie 2024/2025 2024-10 Sun, Sep 1, 2024 +1–0=0 +6.8
KNSB competitie 2023-2024 Klasse 1 ronde 9 Sat, Sep 16, 2023 +0–0=1 -0.7
KNSB competitie 2023-2024 Klasse 1 ronde 8 Sat, Sep 16, 2023 +0–0=1 +0.4
KNSB competitie 2023-2024 Klasse 1 ronde 7 Sat, Sep 16, 2023 +0–1=0 -5.8
KNSB competitie 2023-2024 Klasse 1 ronde 6 Sat, Sep 16, 2023 +0–0=1 +4.2
KNSB competitie 2023-2024 Klasse 1 ronde 5 Sat, Sep 16, 2023 +0–1=0 -8.4
KNSB competitie 2023-2024 Klasse 1 ronde 4 Sat, Sep 16, 2023 +0–1=0 -11.1
KNSB competitie 2023-2024 Klasse 1 ronde 3 Sat, Sep 16, 2023 +0–1=0 -5.3
KNSB competitie 2023-2024 Klasse 1 ronde 2 Sat, Sep 16, 2023 +0–0=1 -0.6
KNSB competitie 2023-2024 Klasse 1 ronde 1 Sat, Sep 16, 2023 +0–0=1 -1.4
SOS Competitie 2023/2024 Maart 2024 Fri, Sep 1, 2023 +1–0=0 +4.7
SOS Competitie 2023/2024 Januari 2024 Fri, Sep 1, 2023 +0–1=0 -6.2
SOS Competitie 2023/2024 November 2023 Fri, Sep 1, 2023 +1–0=0 +1.7
SOS Competitie 2023/2024 September 2023 Fri, Sep 1, 2023 +0–0=1 -1.6
KNSB competitie 2022-2023 Klasse 1 ronde 9 Sat, Sep 17, 2022 +1–0=0 +11.2
KNSB competitie 2022-2023 Klasse 1 ronde 8 Sat, Sep 17, 2022 +0–0=1 +2.2
KNSB competitie 2022-2023 Klasse 1 ronde 7 Sat, Sep 17, 2022 +0–1=0 -5.8
KNSB competitie 2022-2023 Klasse 1 ronde 6 Sat, Sep 17, 2022 +0–0=1 -0.7
KNSB competitie 2022-2023 Klasse 1 ronde 5 Sat, Sep 17, 2022 +0–0=1
KNSB competitie 2022-2023 Klasse 1 ronde 4 Sat, Sep 17, 2022 +1–0=0 +8.6
SOS Competitie 2022/2023 April 2023(HK) Mon, Sep 12, 2022 +0–1=0 -10.3
SOS Competitie 2022/2023 Februari 2023 Mon, Sep 12, 2022 +1–0=0 +6.7
SOS Competitie 2022/2023 December 2022 Mon, Sep 12, 2022 +1–0=0 +4.6

Rating History

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Peak Ratings

Classic 2137 March 1, 2023
Rapid 2101 March 1, 2026
Blitz 2101 March 1, 2026

Games

Wins 12
Losses 14
Draws 16
Win Rate 29%

Performance by Color

Color Wins Draws Losses Win Rate
White 4 6 6 25%
Black 8 10 8 31%

Recent Matches

FM Coenen, M. (Michael) (2307) 2026-02-07 LOSS -6.0
Ruijter de, L. (Luuk) (2191) 2026-01-14 LOSS -9.6
FM Wunnink, M.F. (Michael) (2210) 2025-12-13 DRAW +3.2
FM Koster, R. (Ramon) (2293) 2025-11-22 LOSS -6.7
Hovestad, R. (Rene) (1708) 2025-11-19 DRAW -10.1
CM Visser, H.C.J. (Henk-Jan) (2230) 2025-10-04 DRAW +3.3
FM Wempe, J. (Joost) (2234) 2025-09-20 WIN +16.2
Schouten, H. (Henk) (2062) 2025-05-10 DRAW -1.8
Hofstra, H.T.J. (Hotze Tette) (2170) 2025-04-09 WIN +14.0
Buuren van, F. (Fabian) (2052) 2025-04-05 LOSS -14.2
Cheung, K.S. (Tsjisang) (1985) 2025-03-08 WIN +8.3
Gramb, M. (Marius) (2151) 2025-02-08 LOSS -10.9
Knippenberg, H. (Hidde) (1913) 2025-02-05 WIN +6.0
Bakija, A. (Alan) (2267) 2024-12-14 LOSS -7.3
Meulenbroek, K. (Kim) (2127) 2024-11-23 WIN +12.3
Margarido, J. (José) (2142) 2024-11-09 LOSS -11.3
Hoff van 't, T. (Tom) (2049) 2024-11-06 DRAW -2.3
IM Hendriks, W.M.M. (Willy) (2403) 2024-10-12 DRAW +8.8
Bueno, M.E. (Mark) (2091) 2024-09-21 DRAW -0.4
Broeren, M. (Mathijs) (1930) 2024-09-18 WIN +6.8