KNSB FIDE
IK

Ivo Kok

Rated since January 2023

2138 Classic
2146 Rapid
2146 Blitz

RIVALRY

Nemesis
Verhaeren, G. (Gertjan)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
KAAP VAN DER, J. (JOS) 2205
7797 KNSB competitie 2023-2024 Klasse 3 ronde 3 · Saturday 4 November 2023
KRUL, R.V. (RENE) 2148
12264 KNSB competitie 2025-2026 Klasse 4 ronde 3 · Saturday 1 November 2025
COPPENOLLE VAN, K. (KURT) 2098
7579 KNSB competitie 2023-2024 Klasse 3 ronde 1 · Saturday 16 September 2023
VELDE VAN DER, H. (HENK) 2036
8598 KNSB competitie 2023-2024 Klasse 3 ronde 8 · Saturday 23 March 2024
HAVERMANS, J. (JORRIT) 2033
10495 KNSB competitie 2024-2025 Klasse 4 ronde 6 · Saturday 8 February 2025
Worst losses
VERHOEVEN, R. (ROBIN) 2021
6556 KNSB competitie 2022-2023 Klasse 4 ronde 6 · Saturday 11 February 2023
RYCKE DE, T. (TYANI) (WFM) 2039
8071 KNSB competitie 2023-2024 Klasse 3 ronde 5 · Saturday 16 December 2023
TABAK, S.R. (STEFAN) (FM) 2092
11852 KNSB competitie 2025-2026 Klasse 4 ronde 1 · Saturday 20 September 2025
VERHAEREN, G. (GERTJAN) 2126
7804 KNSB competitie 2023-2024 Klasse 3 ronde 4 · Saturday 25 November 2023
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 4 ronde 9 Saturday 20 September 2025 +0–0=1 -7.9
KNSB competitie 2025-2026 Klasse 4 ronde 6 Saturday 20 September 2025 +0–0=2 +2.9
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–0=2 -9.2
KNSB competitie 2025-2026 Klasse 4 ronde 7 Saturday 20 September 2025 +2–0=0 +12.9
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +1–0=0 +5.9
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +0–0=1 -4.4
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +1–0=0 +12.4
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–0=1 +0.3
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–1=0 -13.0
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +0–0=1 -4.9
KNSB competitie 2024-2025 Klasse 4 ronde 8 Saturday 21 September 2024 +1–0=0 +7.6
KNSB competitie 2024-2025 Klasse 4 ronde 6 Saturday 21 September 2024 +1–0=0 +8.6
KNSB competitie 2024-2025 Klasse 4 ronde 5 Saturday 21 September 2024 +1–0=0 +4.2
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +0–0=1 -4.2
KNSB competitie 2024-2025 Klasse 4 ronde 3 Saturday 21 September 2024 +1–0=0 +4.1
KNSB competitie 2024-2025 Klasse 4 ronde 2 Saturday 21 September 2024 +1–0=0 +6.1
KNSB competitie 2023-2024 Klasse 3 ronde 9 Saturday 16 September 2023 +0–0=1 +1.8
KNSB competitie 2023-2024 Klasse 3 ronde 8 Saturday 16 September 2023 +1–0=0 +10.1
KNSB competitie 2023-2024 Klasse 3 ronde 7 Saturday 16 September 2023 +1–0=0 +4.4
KNSB competitie 2023-2024 Klasse 3 ronde 6 Saturday 16 September 2023 +1–0=0 +0.8
KNSB competitie 2023-2024 Klasse 3 ronde 5 Saturday 16 September 2023 +0–1=0 -14.7
KNSB competitie 2023-2024 Klasse 3 ronde 4 Saturday 16 September 2023 +0–1=0 -11.7
KNSB competitie 2023-2024 Klasse 3 ronde 3 Saturday 16 September 2023 +1–0=0 +15.3
KNSB competitie 2023-2024 Klasse 3 ronde 1 Saturday 16 September 2023 +1–0=0 +12.4
KNSB competitie 2022-2023 Klasse 4 ronde 9 Saturday 17 September 2022 +0–0=1 -10.1
KNSB competitie 2022-2023 Klasse 4 ronde 8 Saturday 17 September 2022 +0–0=1 -8.4
KNSB competitie 2022-2023 Klasse 4 ronde 7 Saturday 17 September 2022 +1–0=0 +1.3
KNSB competitie 2022-2023 Klasse 4 ronde 6 Saturday 17 September 2022 +0–1=0 -15.2
KNSB competitie 2022-2023 Klasse 4 ronde 5 Saturday 17 September 2022 +1–0=0 +7.6
KNSB competitie 2022-2023 Klasse 4 ronde 4 Saturday 17 September 2022 +0–0=1 -10.9

Rating History

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Peak Ratings

Classic 2149 March 1, 2026
Rapid 2149 March 1, 2026
Blitz 2149 March 1, 2026

Games

Wins 16
Losses 4
Draws 13
Win Rate 48%

Performance by Color

Color Wins Draws Losses Win Rate
White 9 8 1 50%
Black 7 5 3 47%

Recent Matches

Goorden, J.M. (Johan) (1851) Saturday 11 April 2026 DRAW -7.9
Verhaeren, G. (Gertjan) (2196) Saturday 28 March 2026 DRAW +1.5
Verhaeren, G. (Gertjan) (2196) Saturday 28 March 2026 DRAW +1.5
Zwart de, J. (Johan) (1995) Saturday 7 March 2026 DRAW -4.6
Zwart de, J. (Johan) (1995) Saturday 7 March 2026 DRAW -4.6
Peleman, T. (Tony) (1978) Saturday 7 February 2026 WIN +6.4
Peleman, T. (Tony) (1978) Saturday 7 February 2026 WIN +6.4
Eenennaam van, J. (Joost) (1947) Saturday 13 December 2025 WIN +5.9
Berkel van, R.J.C.M. (Rob) (1991) Saturday 22 November 2025 DRAW -4.4
Krul, R.V. (Rene) (2148) Saturday 1 November 2025 WIN +12.4
Schreurs, W. (Wilbert) (2139) Saturday 4 October 2025 DRAW +0.3
FM Tabak, S.R. (Stefan) (2092) Saturday 20 September 2025 LOSS -13.0
Feelders, R.A.J. (Ruud) (1985) Saturday 10 May 2025 DRAW -4.9
Gotes Perez, J. (Jaume) (2012) Saturday 5 April 2025 WIN +7.6
Havermans, J. (Jorrit) (2033) Saturday 8 February 2025 WIN +8.6
Merwijk van, M. (Matthijs) (1859) Saturday 14 December 2024 WIN +4.2
Herck van, M. (Marcel) (1994) Saturday 23 November 2024 DRAW -4.2
Hut, T.Y. (Tjerry) (1856) Saturday 9 November 2024 WIN +4.1
Hematyar, F.M. (Fardin) (1932) Saturday 12 October 2024 WIN +6.1
Boer den, L. (Lennard) (2172) Saturday 20 April 2024 DRAW +1.8