KNSB FIDE
WG

Willem Giesesteijn

Rated since January 2023

1565 Classic
1406 Rapid
1406 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
STEINHART, M. (MARTIN) 1589
12450 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 3 en 4 · Saturday 22 November 2025
VOS, R. (ROALD) 1443
12159 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 2 · Saturday 4 October 2025
WIT DE, A. (ALBERT) 1200
13669 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 8 en 9 · Saturday 28 March 2026
Worst losses
POORTINGA, H.C. (HERMAN) 1322
12450 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 3 en 4 · Saturday 1 November 2025
MEESTERS, M.A. (MARIUS) 1543
13421 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 7 · Saturday 7 March 2026
SMIT, T. (TOM) 1605
11393 Kennemer Open 2024-2025 Kennemer Open 2024-2025 Groep 2 Ronde 9 · Saturday 10 May 2025
KAPTEIN, P.L.W.M. (PETER) 1626
13669 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 8 en 9 · Saturday 11 April 2026
FRITSCHY, R. (RICHARD) 1636
13145 Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 6 · Saturday 7 February 2026
No FIDE-rated tournaments found.
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 8 en 9 Saturday 20 September 2025 +1–1=0 -8.5
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 7 Saturday 20 September 2025 +0–1=0 -14.1
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 6 Saturday 20 September 2025 +0–1=0 -11.2
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 5 Saturday 20 September 2025 +0–0=1 -1.2
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 3 en 4 Saturday 20 September 2025 +1–1=0 -9.3
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 2 Saturday 20 September 2025 +1–0=0 +7.2
Kennemer Open 2025-2026 Kennemer Open 2025-2026 Ronde 1 Saturday 20 September 2025 +0–1=0 -10.5
Kennemer Open 2024-2025 Kennemer Open 2024-2025 Groep 2 Ronde 9 Saturday 21 September 2024 +0–1=0 -13.2

Rating History

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Peak Ratings

Classic 1648 March 1, 2024
Rapid 1406 March 1, 2026
Blitz 1406 March 1, 2026

Games

Wins 3
Losses 6
Draws 1
Win Rate 30%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 1 2 50%
Black 0 0 4 0%

Recent Matches

Kaptein, P.L.W.M. (Peter) (1626) Saturday 11 April 2026 LOSS -10.7
Wit de, A. (Albert) (1200) Saturday 28 March 2026 WIN +2.2
Meesters, M.A. (Marius) (1543) Saturday 7 March 2026 LOSS -14.1
Fritschy, R. (Richard) (1636) Saturday 7 February 2026 LOSS -11.2
Haaften van, R. (Rob) (1565) Saturday 13 December 2025 DRAW -1.2
Steinhart, M. (Martin) (1589) Saturday 22 November 2025 WIN +11.8
Poortinga, H.C. (Herman) (1322) Saturday 1 November 2025 LOSS -21.1
Vos, R. (Roald) (1443) Saturday 4 October 2025 WIN +7.2
Arends, H. (Herman) (1671) Saturday 20 September 2025 LOSS -10.5
Smit, T. (Tom) (1605) Saturday 10 May 2025 LOSS -13.2