KNSB FIDE
KL

Kees de Leeuw

Rated since January 2023

1657 Rapid

RIVALRY

Nemesis
Crane, A. (Alex)
Games: 5 · Win rate: 0%

The good & the bad

Best wins
DUONG, R. (RALF) 1770
12218 Rapid Schaaktoernooi Giessenburg Groep B · Saturday 25 October 2025
BEGIC, A. (ARNES) 1735
12695 S.V. 't Paardje interne competitie 02-12-2025 t/m 23-12-2025 (170071) · Tuesday 2 December 2025
LARDENOYE, B. (BERT) 1724
13122 85e Daniel Noteboomtoernooi 4 kampen · Saturday 21 February 2026
JANSMA, B. (BOUKE) 1722
12596 S.V. De Baronie interne competitie 01-12-2025 t/m 15-12-2025 (170007) · Monday 15 December 2025
HENGST DEN, S. (SIMON) 1701
12597 S.V. De Baronie interne competitie 05-01-2026 t/m 26-01-2026 (170007) · Monday 12 January 2026
Worst losses
PFAFFENHOFER, K.M. (KLAUS) 1657
12894 S.V. 't Paardje interne competitie 13-01-2026 t/m 27-01-2026 (170071) · Tuesday 13 January 2026
DILLEN VAN, O. (OSCAR) 1676
12218 Rapid Schaaktoernooi Giessenburg Groep B · Saturday 25 October 2025
BRANDSMA, J. (JEROEN) 1736
12218 Rapid Schaaktoernooi Giessenburg Groep B · Saturday 25 October 2025
LAUDY, P.A.J. (PAUL) 1741
13122 85e Daniel Noteboomtoernooi 4 kampen · Friday 20 February 2026
ELISEN, P. (PETER) 1748
10472 Tata Steel Chess Tournament 2026 Dagvierkampen · Tuesday 20 January 2026
85e Daniel Noteboomtoernooi 4 kampen Friday 20 February 2026 +1–1=1 +2.1
Tata Steel Chess Tournament 2026 Dagvierkampen Friday 16 January 2026 +0–1=2 -5.9
Rapid Schaaktoernooi Giessenburg Groep B Saturday 25 October 2025 +1–5=0 -35.0
NBSB Avondcompetitie 2025-2026 Ronde 4 Monday 22 September 2025 +1–0=0
KNSB competitie 2025-2026 Klasse 6 Ronde 3 Saturday 20 September 2025 +1–0=0 +3.8
S.V. De Baronie interne competitie 30-03-2026 t/m 20-04-2026 (170007) Monday 8 September 2025 +0–1=2 -2.9
S.V. De Baronie interne competitie 02-03-2026 t/m 23-03-2026 (170007) Monday 8 September 2025 +0–0=4 +6.3
S.V. De Baronie interne competitie 02-02-2026 t/m 23-02-2026 (170007) Monday 8 September 2025 +0–1=2 -8.5
S.V. De Baronie interne competitie 05-01-2026 t/m 26-01-2026 (170007) Monday 8 September 2025 +1–0=2 +16.7
S.V. De Baronie interne competitie 01-12-2025 t/m 15-12-2025 (170007) Monday 8 September 2025 +1–1=0 +5.7
S.V. De Baronie interne competitie 03-11-2025 t/m 24-11-2025 (170007) Monday 8 September 2025 +0–1=3 -6.4
S.V. 't Paardje interne competitie 01-04-2026 t/m 21-04-2026 (170071) Monday 1 September 2025 +3–1=0 +17.3
S.V. 't Paardje interne competitie 24-02-2026 t/m 24-03-2026 (170071) Monday 1 September 2025 +0–2=2 -16.9
S.V. 't Paardje interne competitie 03-02-2026 t/m 10-02-2026 (170071) Monday 1 September 2025 +1–1=0 +1.1
S.V. 't Paardje interne competitie 13-01-2026 t/m 27-01-2026 (170071) Monday 1 September 2025 +0–1=0 -14.5
S.V. 't Paardje interne competitie 02-12-2025 t/m 23-12-2025 (170071) Monday 1 September 2025 +3–0=0 +13.9
S.V. 't Paardje interne competitie 04-11-2025 t/m 25-11-2025 (170071) Monday 1 September 2025 +1–0=1
S.V. 't Paardje interne competitie 07-10-2025 t/m 28-10-2025 (170071) Monday 1 September 2025 +0–2=1 -11.8

Rating History

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Peak Ratings

Classic 1716 March 1, 2024
Rapid 1692 June 1, 2025
Blitz 1705 March 1, 2026

Games

Wins 14
Losses 18
Draws 20
Win Rate 27%

Performance by Color

Color Wins Draws Losses Win Rate
White 10 7 10 37%
Black 4 13 8 16%

Recent Matches

Govers, M.A.J. (Marc) (1795) Tuesday 21 April 2026 LOSS -9.1
Hengst den, S. (Simon) (1702) Monday 20 April 2026 DRAW +0.3
Pfaffenhofer, K.M. (Klaus) (1632) Tuesday 14 April 2026 WIN +10.4
Klaassen, J.C. (Jeffrey) (1855) Monday 13 April 2026 DRAW +5.3
Ven van der, B. (Bart) (1675) Tuesday 7 April 2026 WIN +11.8
Prinse, C.J. (Cees) (1417) Wednesday 1 April 2026 WIN +4.2
Gaal van, S.L.T. (Sjoerd) (1822) Monday 30 March 2026 LOSS -8.5
Begic, A. (Arnes) (1642) Tuesday 24 March 2026 DRAW -2.2
Nguyen, V.H. (Hoang) (1790) Monday 23 March 2026 DRAW +2.9
Joosen, J. (Jesse) (1798) Tuesday 17 March 2026 LOSS -9.3
Daniels, H.A.M. (Hennie) (1874) Monday 16 March 2026 DRAW +5.6
Crane, A. (Alex) (1752) Tuesday 10 March 2026 DRAW +1.6
Ligtenberg, B. (Bas) (1748) Monday 9 March 2026 DRAW +1.5
Bondar, K.P.V. (Konstantin) (1598) Monday 2 March 2026 DRAW -3.7
Bosch van den, W.L.P. (William) (1877) Tuesday 24 February 2026 LOSS -7.0
Rijk de, C. (Charles) (1811) Monday 23 February 2026 LOSS -9.1
Bunschoten, I. (Inge) (1725) Sunday 22 February 2026 DRAW +0.5
Lardenoye, B. (Bert) (1724) Saturday 21 February 2026 WIN +13.0
Laudy, P.A.J. (Paul) (1741) Friday 20 February 2026 LOSS -11.4
Stadhouders, L.J.A.M. (Rene) (1852) Tuesday 10 February 2026 LOSS -7.7