KNSB FIDE
FJ

Fred Jonker

Rated since January 2023

2075 Classic
2082 Rapid
2082 Blitz

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 · Saturday 20 September 2025
HOFSTRA, H.T.J. (HOTZE TETTE) 2170
9653 SOS Competitie 2024/2025 2025-04 · Wednesday 9 April 2025
MEULENBROEK, K. (KIM) 2127
9947 KNSB competitie 2024-2025 Klasse 1 ronde 4 · Saturday 23 November 2024
KEETMAN, M. (MAAIKE) (WFM) 2115
7013 KNSB competitie 2022-2023 Klasse 1 ronde 9 · Saturday 22 April 2023
LAAN, D.C. (DAVID) 2029
6165 KNSB competitie 2022-2023 Klasse 1 ronde 4 · Saturday 26 November 2022
Worst losses
BUUREN VAN, F. (FABIAN) 2052
11018 KNSB competitie 2024-2025 Klasse 1 ronde 8 · Saturday 5 April 2025
MARGARIDO, J. (JOSÉ) 2142
9796 KNSB competitie 2024-2025 Klasse 1 ronde 3 · Saturday 9 November 2024
OTTE, M.W. (MARIJN) (FM) 2149
7802 KNSB competitie 2023-2024 Klasse 1 ronde 4 · Saturday 25 November 2023
GRAMB, M. (MARIUS) 2151
10492 KNSB competitie 2024-2025 Klasse 1 ronde 6 · Saturday 8 February 2025
MIL VAN, L.H.F. (LUCAS) 2174
5715 SOS Competitie 2022/2023 April 2023(HK) · Wednesday 12 April 2023
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 1 ronde 9 Saturday 20 September 2025 +0–1=0 -7.5
KNSB competitie 2025-2026 Klasse 1 ronde 6 Saturday 20 September 2025 +0–1=0 -9.5
KNSB competitie 2025-2026 Klasse 1 ronde 8 Saturday 20 September 2025 +0–1=0 -9.4
KNSB competitie 2025-2026 Klasse 1 ronde 7 Saturday 20 September 2025 +0–2=0 -11.9
KNSB competitie 2025-2026 Klasse 1 ronde 5 Saturday 20 September 2025 +0–0=1 +3.2
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Saturday 20 September 2025 +0–1=0 -6.7
KNSB competitie 2025-2026 Klasse 1 ronde 2 Saturday 20 September 2025 +0–0=1 +3.3
KNSB competitie 2025-2026 Klasse 1 ronde 1 Saturday 20 September 2025 +1–0=0 +16.2
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -9.6
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +0–0=1 -10.1
KNSB competitie 2024-2025 Klasse 1 ronde 9 Saturday 21 September 2024 +0–0=1 -1.8
KNSB competitie 2024-2025 Klasse 1 ronde 8 Saturday 21 September 2024 +0–1=0 -14.2
KNSB competitie 2024-2025 Klasse 1 ronde 7 Saturday 21 September 2024 +1–0=0 +8.3
KNSB competitie 2024-2025 Klasse 1 ronde 6 Saturday 21 September 2024 +0–1=0 -10.9
KNSB competitie 2024-2025 Klasse 1 ronde 5 Saturday 21 September 2024 +0–1=0 -7.3
KNSB competitie 2024-2025 Klasse 1 ronde 4 Saturday 21 September 2024 +1–0=0 +12.3
KNSB competitie 2024-2025 Klasse 1 ronde 3 Saturday 21 September 2024 +0–1=0 -11.3
KNSB competitie 2024-2025 Klasse 1 ronde 2 Saturday 21 September 2024 +0–0=1 +8.8
KNSB competitie 2024-2025 Klasse 1 ronde 1 Saturday 21 September 2024 +0–0=1 -0.4
SOS Competitie 2024/2025 2025-04 Sunday 1 September 2024 +1–0=0 +14.0
SOS Competitie 2024/2025 2025-02 Sunday 1 September 2024 +1–0=0 +6.0
SOS Competitie 2024/2025 2024-11 Sunday 1 September 2024 +0–0=1 -2.3
SOS Competitie 2024/2025 2024-10 Sunday 1 September 2024 +1–0=0 +6.8
KNSB competitie 2023-2024 Klasse 1 ronde 9 Saturday 16 September 2023 +0–0=1 -0.7
KNSB competitie 2023-2024 Klasse 1 ronde 8 Saturday 16 September 2023 +0–0=1 +0.4
KNSB competitie 2023-2024 Klasse 1 ronde 7 Saturday 16 September 2023 +0–1=0 -5.8
KNSB competitie 2023-2024 Klasse 1 ronde 6 Saturday 16 September 2023 +0–0=1 +4.2
KNSB competitie 2023-2024 Klasse 1 ronde 5 Saturday 16 September 2023 +0–1=0 -8.4
KNSB competitie 2023-2024 Klasse 1 ronde 4 Saturday 16 September 2023 +0–1=0 -11.1
KNSB competitie 2023-2024 Klasse 1 ronde 3 Saturday 16 September 2023 +0–1=0 -5.3
KNSB competitie 2023-2024 Klasse 1 ronde 2 Saturday 16 September 2023 +0–0=1 -0.6
KNSB competitie 2023-2024 Klasse 1 ronde 1 Saturday 16 September 2023 +0–0=1 -1.4
SOS Competitie 2023/2024 Maart 2024 Friday 1 September 2023 +1–0=0 +4.7
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +0–1=0 -6.2
SOS Competitie 2023/2024 November 2023 Friday 1 September 2023 +1–0=0 +1.7
SOS Competitie 2023/2024 September 2023 Friday 1 September 2023 +0–0=1 -1.6
KNSB competitie 2022-2023 Klasse 1 ronde 9 Saturday 17 September 2022 +1–0=0 +11.2
KNSB competitie 2022-2023 Klasse 1 ronde 8 Saturday 17 September 2022 +0–0=1 +2.2
KNSB competitie 2022-2023 Klasse 1 ronde 7 Saturday 17 September 2022 +0–1=0 -5.8
KNSB competitie 2022-2023 Klasse 1 ronde 6 Saturday 17 September 2022 +0–0=1 -0.7
KNSB competitie 2022-2023 Klasse 1 ronde 5 Saturday 17 September 2022 +0–0=1
KNSB competitie 2022-2023 Klasse 1 ronde 4 Saturday 17 September 2022 +1–0=0 +8.6
SOS Competitie 2022/2023 April 2023(HK) Monday 12 September 2022 +0–1=0 -10.3
SOS Competitie 2022/2023 Februari 2023 Monday 12 September 2022 +1–0=0 +6.7
SOS Competitie 2022/2023 December 2022 Monday 12 September 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 18
Draws 16
Win Rate 26%

Performance by Color

Color Wins Draws Losses Win Rate
White 4 6 8 22%
Black 8 10 10 29%

Recent Matches

Kuling, L. (Lody) (2233) Saturday 11 April 2026 LOSS -7.5
CM Floor, D. (Dirk) (2188) Saturday 28 March 2026 LOSS -9.5
Weerd de, W. (Warner) (2190) Saturday 7 March 2026 LOSS -9.4
FM Coenen, M. (Michael) (2307) Saturday 7 February 2026 LOSS -6.0
FM Coenen, M. (Michael) (2307) Saturday 7 February 2026 LOSS -6.0
Ruijter de, L. (Luuk) (2191) Wednesday 14 January 2026 LOSS -9.6
FM Wunnink, M.F. (Michael) (2210) Saturday 13 December 2025 DRAW +3.2
FM Koster, R. (Ramon) (2293) Saturday 22 November 2025 LOSS -6.7
Hovestad, R. (Rene) (1708) Wednesday 19 November 2025 DRAW -10.1
CM Visser, H.C.J. (Henk-Jan) (2230) Saturday 4 October 2025 DRAW +3.3
FM Wempe, J. (Joost) (2234) Saturday 20 September 2025 WIN +16.2
Schouten, H. (Henk) (2062) Saturday 10 May 2025 DRAW -1.8
Hofstra, H.T.J. (Hotze Tette) (2170) Wednesday 9 April 2025 WIN +14.0
Buuren van, F. (Fabian) (2052) Saturday 5 April 2025 LOSS -14.2
Cheung, K.S. (Tsjisang) (1985) Saturday 8 March 2025 WIN +8.3
Gramb, M. (Marius) (2151) Saturday 8 February 2025 LOSS -10.9
Knippenberg, H. (Hidde) (1913) Wednesday 5 February 2025 WIN +6.0
Bakija, A. (Alan) (2267) Saturday 14 December 2024 LOSS -7.3
Meulenbroek, K. (Kim) (2127) Saturday 23 November 2024 WIN +12.3
Margarido, J. (José) (2142) Saturday 9 November 2024 LOSS -11.3