KNSB FIDE
CG

Cees Groenendijk

Rated since March 2026

1667 Classic
1667 Rapid
1667 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
ROMKES, E.J. (ERIK) 1757
12320 Caïssa-Eenhoorn interne competitie 11-11-2025 t/m 11-11-2025 (090008) · Tuesday 11 November 2025
WOLFF VAN DER, A. (ARNOLD) 1755
12369 Caïssa-Eenhoorn interne competitie 18-11-2025 t/m 18-11-2025 (090008) · Tuesday 18 November 2025
HEERTJES, M. (MARC) 1745
12779 Caïssa-Eenhoorn interne competitie 06-01-2026 t/m 06-01-2026 (090008) · Tuesday 6 January 2026
KONIJN, P.C. (PIET) 1720
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 26 March 2025
RIETVELD, J.G. (JAN) 1701
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 19 March 2025
Worst losses
BAANK, M.A.R.C. (MARC) 1643
12827 Caïssa-Eenhoorn interne competitie 13-01-2026 t/m 13-01-2026 (090008) · Tuesday 13 January 2026
SASBRINK, N.M. (NEL) 1668
11372 NHSB Lenteveteranenkampioenschap 2025 Groep 2 · Wednesday 12 March 2025
DRUIJF, W.J. (WOUT) 1706
13170 Caïssa-Eenhoorn interne competitie 17-02-2026 t/m 17-02-2026 (090008) · Tuesday 17 February 2026
LAAN, A.A. (AAD) 1711
12956 Caïssa-Eenhoorn interne competitie 03-02-2026 t/m 03-02-2026 (090008) · Tuesday 3 February 2026
BUYSMAN, J.H.M. (CO) 1714
12532 Caïssa-Eenhoorn interne competitie 02-12-2025 t/m 02-12-2025 (090008) · Tuesday 2 December 2025
No FIDE-rated tournaments found.
Caïssa-Eenhoorn interne competitie 14-04-2026 t/m 14-04-2026 (090008) Monday 1 September 2025 +0–0=1 +2.4
Caïssa-Eenhoorn interne competitie 07-04-2026 t/m 07-04-2026 (090008) Monday 1 September 2025 +0–0=1 -0.6
Caïssa-Eenhoorn interne competitie 31-03-2026 t/m 31-03-2026 (090008) Monday 1 September 2025 +1–0=0 +5.1
NHSB-competitie 2025-2026 Klasse 1A t/m 29-03-2026 Monday 1 September 2025 +0–1=0 -5.8
Caïssa-Eenhoorn interne competitie 17-03-2026 t/m 17-03-2026 (090008) Monday 1 September 2025 +0–0=1 -6.3
Caïssa-Eenhoorn interne competitie 10-03-2026 t/m 10-03-2026 (090008) Monday 1 September 2025 +1–0=0 +11.9
Caïssa-Eenhoorn interne competitie 17-02-2026 t/m 17-02-2026 (090008) Monday 1 September 2025 +0–1=0 -14.9
NHSB-competitie 2025-2026 Klasse 2B t/m 08-02-2026 Monday 1 September 2025 +0–1=0
Caïssa-Eenhoorn interne competitie 03-02-2026 t/m 03-02-2026 (090008) Monday 1 September 2025 +0–1=0 -14.7
Caïssa-Eenhoorn interne competitie 20-01-2026 t/m 20-01-2026 (090008) Monday 1 September 2025 +0–1=0 -6.4
Caïssa-Eenhoorn interne competitie 13-01-2026 t/m 13-01-2026 (090008) Monday 1 September 2025 +0–1=0 -18.4
Caïssa-Eenhoorn interne competitie 06-01-2026 t/m 06-01-2026 (090008) Monday 1 September 2025 +1–0=0 +17.6
Caïssa-Eenhoorn interne competitie 23-12-2025 t/m 23-12-2025 (090008) Monday 1 September 2025 +0–0=1 +6.3
Caïssa-Eenhoorn interne competitie 09-12-2025 t/m 09-12-2025 (090008) Monday 1 September 2025 +0–0=1 +2.7
Caïssa-Eenhoorn interne competitie 02-12-2025 t/m 02-12-2025 (090008) Monday 1 September 2025 +0–1=0 -16.8
NHSB-competitie 2025-2026 Klasse 1A t/m 30-11-2025 Monday 1 September 2025 +0–1=0 -8.9
Caïssa-Eenhoorn interne competitie 18-11-2025 t/m 18-11-2025 (090008) Monday 1 September 2025 +1–0=0 +20.2
Caïssa-Eenhoorn interne competitie 11-11-2025 t/m 11-11-2025 (090008) Monday 1 September 2025 +1–0=0 +20.2
Caïssa-Eenhoorn interne competitie 04-11-2025 t/m 04-11-2025 (090008) Monday 1 September 2025 +0–0=1 +5.3
Caïssa-Eenhoorn interne competitie 28-10-2025 t/m 28-10-2025 (090008) Monday 1 September 2025 +1–0=0
Caïssa-Eenhoorn interne competitie 14-10-2025 t/m 14-10-2025 (090008) Monday 1 September 2025 +0–1=0 -16.0
Caïssa-Eenhoorn interne competitie 07-10-2025 t/m 07-10-2025 (090008) Monday 1 September 2025 +0–1=0 -9.1
Interne competitie Caïssa-Eenhoorn 2025-2026 2025-09-09 Monday 1 September 2025 +1–0=0
NHSB Lenteveteranenkampioenschap 2025 Groep 2 Wednesday 5 March 2025 +2–3=2 -10.6
Interne competitie Caïssa-Eenhoorn 2024-2025 2025-05-20 Sunday 1 September 2024 +1–0=0 +10.2

Rating History

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Peak Ratings

Classic 1667 March 1, 2026
Rapid 1667 March 1, 2026
Blitz 1667 March 1, 2026

Games

Wins 10
Losses 13
Draws 8
Win Rate 32%

Performance by Color

Color Wins Draws Losses Win Rate
White 5 4 5 36%
Black 5 4 8 29%

Recent Matches

Heertjes, M. (Marc) (1726) Tuesday 14 April 2026 DRAW +2.4
Alayoubi, N. (Nizar) (1652) Tuesday 7 April 2026 DRAW -0.6
Kuin, J. (Jan) (1395) Tuesday 31 March 2026 WIN +5.1
Bermon, H.W. (Henk) (1915) Friday 27 March 2026 LOSS -5.8
Veen van der, W. (Willem) (1510) Tuesday 17 March 2026 DRAW -6.3
Coenradie, M.A. (Mark) (1593) Tuesday 10 March 2026 WIN +11.9
Druijf, W.J. (Wout) (1706) Tuesday 17 February 2026 LOSS -14.9
Harmsen, T.J. (Tian) Friday 6 February 2026 LOSS
Laan, A.A. (Aad) (1711) Tuesday 3 February 2026 LOSS -14.7
Holscher, P.A.C. (Peter) (1941) Tuesday 20 January 2026 LOSS -6.4
Baank, M.A.R.C. (Marc) (1643) Tuesday 13 January 2026 LOSS -18.4
Heertjes, M. (Marc) (1745) Tuesday 6 January 2026 WIN +17.6
Best de, B. (Boris) (1863) Tuesday 23 December 2025 DRAW +6.3
Aardenburg, P.D. (Piet) (1780) Tuesday 9 December 2025 DRAW +2.7
Buysman, J.H.M. (Co) (1714) Tuesday 2 December 2025 LOSS -16.8
Boots, L. (Lukas) (1890) Friday 28 November 2025 LOSS -8.9
Wolff van der, A. (Arnold) (1755) Tuesday 18 November 2025 WIN +20.2
Romkes, E.J. (Erik) (1757) Tuesday 11 November 2025 WIN +20.2
Vries de, J. (Hans) (1811) Tuesday 4 November 2025 DRAW +5.3
Guney, M. (Mustafa) Tuesday 28 October 2025 WIN