KNSB FIDE
PL

Piet de Leeuw

Rated since January 2023

1734 Classic
1745 Rapid
1811 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
DIEPEN VAN, N.W.P. (NIEK) 1821
13701 Interne competitie SV Mook Mook 2526 A 2124 · Wednesday 8 April 2026
JONKMANS, S. (SJIM) 1711
13701 Interne competitie SV Mook Mook 2526 A 2124 · Wednesday 1 April 2026
NOPPEN, R. (RON) 1648
12471 SOS competitie 2025/2026 Lijst 1 jan · Friday 28 November 2025
VERHOFSTAD, A.L. (TWAN) 1596
12958 Interne competitie SV Mook Mook 2526 A 15-16 · Thursday 5 February 2026
Worst losses
BRAAM, A.L.H. (AD) 1626
13074 OSBO-Cup 2025/2026 Februari 2026 · Friday 30 January 2026
WELBERG, J.W. (JAN-WILLEM) 1772
13315 KNSB competitie 2025-2026 Klasse 5 ronde 5 · Saturday 28 March 2026
BLOM, H.J. (HUUB) 1796
12815 Interne competitie SV Mook Mook 2526 A 13-14 · Thursday 8 January 2026
GIELEN, W. (WIM) 1832
12958 Interne competitie SV Mook Mook 2526 A 15-16 · Thursday 29 January 2026
BENNINGSHOF, J.C.J. (JORG) 1861
13419 Interne competitie SV Mook Mook 2526 A 17-20 · Wednesday 18 March 2026
No FIDE-rated tournaments found.
OSBO-Cup 2025/2026 per 18 maart Monday 1 December 2025 +0–0=1 +4.3
OSBO-Cup 2025/2026 Februari 2026 Monday 1 December 2025 +0–1=0 -16.3
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -10.7
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–0=1 +2.7
Interne competitie SV Mook Mook 2526 A 2124 Thursday 11 September 2025 +2–0=2 +37.2
Interne competitie SV Mook Mook 2526 A 17-20 Thursday 11 September 2025 +0–3=1 -21.1
Interne competitie SV Mook Mook 2526 A 15-16 Thursday 11 September 2025 +1–1=0 -1.5
Interne competitie SV Mook Mook 2526 A 13-14 Thursday 11 September 2025 +0–1=0 -10.5
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +0–0=1 +1.8
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–0=1 +1.4
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +1–0=0 +8.6

Rating History

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Peak Ratings

Classic 1808 Dec. 1, 2024
Rapid 1745 Dec. 1, 2025
Blitz 1811 Feb. 1, 2025

Games

Wins 4
Losses 7
Draws 7
Win Rate 22%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 6 2 11%
Black 3 1 5 33%

Recent Matches

Laurant, E. (Emiel) (1671) Wednesday 29 April 2026 DRAW -0.8
Bosman, N.J. (Nico) (1746) Friday 17 April 2026 DRAW +1.8
Lamers, S. (Stan) (1967) Monday 13 April 2026 DRAW +8.2
Diepen van, N.W.P. (Niek) (1821) Wednesday 8 April 2026 WIN +16.8
Jonkmans, S. (Sjim) (1711) Wednesday 1 April 2026 WIN +13.1
Welberg, J.W. (Jan-Willem) (1772) Saturday 28 March 2026 LOSS -10.7
Hazenberg, F.C. (Frans) (1908) Tuesday 24 March 2026 LOSS -6.4
Benningshof, J.C.J. (Jorg) (1861) Wednesday 18 March 2026 LOSS -7.8
Ham van, W. (Wilbert) (1762) Tuesday 17 March 2026 DRAW +1.4
Brands, L. (Len) (1847) Thursday 12 March 2026 DRAW +4.3
Blom, H.J. (Huub) (1765) Thursday 5 March 2026 DRAW +1.5
Gielen, W. (Wim) (1855) Friday 27 February 2026 LOSS -8.5
Alblas, J. (John) (1813) Saturday 7 February 2026 DRAW +2.7
Verhofstad, A.L. (Twan) (1596) Thursday 5 February 2026 WIN +7.8
Braam, A.L.H. (Ad) (1626) Friday 30 January 2026 LOSS -16.3
Gielen, W. (Wim) (1832) Thursday 29 January 2026 LOSS -9.3
Blom, H.J. (Huub) (1796) Thursday 8 January 2026 LOSS -10.5
Noppen, R. (Ron) (1648) Friday 28 November 2025 WIN +8.6