KNSB FIDE
WS

Willem Slagter

Rated since March 2026

1907 Classic
1907 Rapid
1907 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
WESTRA, S. (SAPE) 1913
9654 SOS Competitie 2024/2025 2025-05 · Tuesday 20 May 2025
BENNINGSHOF, J.C.J. (JORG) 1905
12774 SOS competitie 2025/2026 Lijst 1 feb · Thursday 22 January 2026
EIGENRAAM, A.E. (SANDER) 1750
12593 KNSB competitie 2025-2026 Klasse 4 ronde 5 · Saturday 13 December 2025
Worst losses
BOERE, L. (LARS) 1842
12052 SOS competitie 2025/2026 Lijst 1 Dec · Thursday 6 November 2025
ROEST, T.A. (THOMAS) 1888
11993 KNSB competitie 2025-2026 Klasse 4 ronde 2 · Saturday 4 October 2025
HAGEMAN, G.M.J. (GER) 1967
12991 KNSB competitie 2025-2026 Klasse 4 ronde 7 · Saturday 7 February 2026
LEERDAM VAN, R. (ROBIN) 2004
13247 KNSB competitie 2025-2026 Klasse 4 ronde 8 · Saturday 7 March 2026
SLINGS, S.L.L. (STEFAN) 2031
12615 OSBO-Cup 2025/2026 Groep A · Thursday 18 December 2025
No FIDE-rated tournaments found.
OSBO-Cup 2025/2026 Groep A Monday 1 December 2025 +0–1=0 -8.3
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–1=0 -9.2
KNSB competitie 2025-2026 Klasse 4 ronde 7 Saturday 20 September 2025 +0–1=0 -10.9
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +1–0=0 +7.3
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +0–0=1 +0.3
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +0–0=1 -0.4
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +0–1=0 -14.2
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +0–0=1 -1.3
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +0–0=1 -1.3
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–0=1 +7.7
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +1–0=0 +12.5
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–0=1 +1.2
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +0–1=0 -15.3
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +1–0=0 +12.1

Rating History

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Peak Ratings

Classic 1909 March 1, 2026
Rapid 1909 March 1, 2026
Blitz 1909 March 1, 2026

Games

Wins 3
Losses 5
Draws 6
Win Rate 21%

Performance by Color

Color Wins Draws Losses Win Rate
White 2 3 4 22%
Black 1 3 1 20%

Recent Matches

Bunt, T. (Teunis) (1871) Friday 24 April 2026 DRAW -1.3
Holtland, D.D. (Diderick) (2157) Monday 9 March 2026 DRAW +7.7
Leerdam van, R. (Robin) (2004) Saturday 7 March 2026 LOSS -9.2
Hageman, G.M.J. (Ger) (1967) Saturday 7 February 2026 LOSS -10.9
Benningshof, J.C.J. (Jorg) (1905) Thursday 22 January 2026 WIN +12.5
Slings, S.L.L. (Stefan) (2031) Thursday 18 December 2025 LOSS -8.3
Eigenraam, A.E. (Sander) (1750) Saturday 13 December 2025 WIN +7.3
Hartevelt, L. (Leendert) (1940) Thursday 4 December 2025 DRAW +1.2
Jong de, P.J.J. (Peter) (1930) Saturday 22 November 2025 DRAW +0.3
Boere, L. (Lars) (1842) Thursday 6 November 2025 LOSS -15.3
Samper, S. (Santiago) (1910) Saturday 1 November 2025 DRAW -0.4
Roest, T.A. (Thomas) (1888) Saturday 4 October 2025 LOSS -14.2
Disselhoff, R.M.L. (Rob) (1899) Saturday 20 September 2025 DRAW -1.3
Westra, S. (Sape) (1913) Tuesday 20 May 2025 WIN +12.1