KNSB FIDE
HB

Harko Bouwens

Rated since January 2023

1920 Classic
1949 Rapid
1960 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
ROEBERS, S. (SJOERD) 1988
10470 Tata Steel Chess Tournament 2026 Tienkampen · Friday 23 January 2026
HARMSEN, M.M. (MICHIEL) 1979
10470 Tata Steel Chess Tournament 2026 Tienkampen · Sunday 1 February 2026
BOLLAART, J.A.L. (JEROEN) 1930
10470 Tata Steel Chess Tournament 2026 Tienkampen · Friday 30 January 2026
PELLE, GIUSEPPE PANTELIS 1829
CIS 2026 - Serie C Girone 20 · Saturday 14 March 2026
GRADARI, STEFANO 1807
OP RAPID CITTA' DI TREVISO · Sunday 7 September 2025
Worst losses
PORTA, FEDERICO 1772
OP RAPID CITTA' DI TREVISO · Sunday 7 September 2025
KOSAKOWSKI, SZYMON 1801
CIS 2026 - Serie A2 Girone 6 · Sunday 15 March 2026
MARCHENKOV, LORENZO 1812
OP RAPID CITTA' DI TREVISO · Sunday 7 September 2025
PIZZOFERRATO, MATTIA 1912
CIS 2026 - Serie A2 Girone 6 · Saturday 14 March 2026
JACTEL, NICOLAS 1954
10470 Tata Steel Chess Tournament 2026 Tienkampen · Saturday 31 January 2026
WE Citta' di Treviso 2026 - A Friday 20 March 2026 +0–2=0 -18.6
CIS 2026 - Serie A2 Girone 6 Friday 13 March 2026 +0–2=1 -33.5
CIS 2026 - Serie C Girone 20 Friday 13 March 2026 +2–0=0 +11.8
Tata Steel Chess Tournament 2026 Tienkampen Friday 16 January 2026 +3–4=1 -9.1
OP RAPID CITTA' DI TREVISO Sunday 7 September 2025 +5–3=0 -19.9

Rating History

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Peak Ratings

Classic 1969 March 1, 2025
Rapid 1949 Jan. 1, 2026
Blitz 1960 March 1, 2026

Games

Wins 10
Losses 11
Draws 2
Win Rate 43%

Performance by Color

Color Wins Draws Losses Win Rate
White 8 2 2 67%
Black 2 0 9 18%

Recent Matches

Grassi, Sebastiano (2025) Saturday 21 March 2026 LOSS -10.4
Haller, Quentin (2090) Friday 20 March 2026 LOSS -8.2
Zamboni, Matteo (1925) Sunday 15 March 2026 DRAW -1.2
Kosakowski, Szymon (1801) Sunday 15 March 2026 LOSS -18.0
Pizzoferrato, Mattia (1912) Saturday 14 March 2026 LOSS -14.3
Pelle, Giuseppe Pantelis (1829) Saturday 14 March 2026 WIN +8.2
Amadardo, Matteo (1654) Friday 13 March 2026 WIN +3.6
Harmsen, M.M. (Michiel) (1979) Sunday 1 February 2026 WIN +13.8
Jactel, Nicolas (1954) Saturday 31 January 2026 LOSS -14.0
Bollaart, J.A.L. (Jeroen) (1930) Friday 30 January 2026 WIN +11.9
Spruit, P. (Paul) (1994) Wednesday 28 January 2026 LOSS -12.5
CM Meier, David Geffrey (2037) Tuesday 27 January 2026 LOSS -10.9
Baarslag, E. (Ed) (2012) Monday 26 January 2026 DRAW +1.6
Conde Gomez, Diego 1976 (1975) Sunday 25 January 2026 LOSS -13.2
Roebers, S. (Sjoerd) (1988) Friday 23 January 2026 WIN +14.1
Gradari, Stefano (1807) Sunday 7 September 2025 WIN +7.7
Tatulli Uva, Alberto (1779) Sunday 7 September 2025 WIN +6.8
Orsato, Lorenzo (1631) Sunday 7 September 2025 WIN +3.2
Marchenkov, Lorenzo (1812) Sunday 7 September 2025 LOSS -19.0
Steffenato, Alberto (1697) Sunday 7 September 2025 WIN +4.6