KNSB FIDE
SS

Sjaak Steijn

Rated since January 2023

1793 Classic
1788 Rapid
1788 Blitz

Team Competition

Current teams
Middelburg 1
Klasse 5L · 2025-2026 · 6 games
Middelburg A
2e klasse · 2025-2026 · 2 games
Middelburg B
2e klasse · 2025-2026 · 1 game
Past teams
Middelburg 1
Klasse 5K · 2024-2025
7 games
Middelburg 1
Klasse 5J · 2023-2024
4 games
Middelburg 1
Klasse 4G · 2022-2023
8 games
Middelburg 1
Klasse 4G · 2021-2022
6 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
CLAEYS, ROBIN 1790
Belgian Interclubs 2023-2024 Round 3 · Sunday 22 October 2023
HOOREBEKE VAN, J. (JIMMY) 1755
Belgian Interclubs 2022-2023 Ronde 10 · Sunday 30 April 2023
GILS VAN, C.M.W. (CEES) 1750
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · Saturday 7 March 2026
HAMME VAN, R. (REMCO) 1750
Belgian Interclubs 2023-2024 Round 11 · Sunday 21 April 2024
VANLERBERGHE, E. (EDDY) 1734
Belgian Interclubs 2022-2023 Ronde 11 · Sunday 25 September 2022
Worst losses
WILMOTTE, FREDERIK 1428
Belgian Interclubs 2023-2024 Round 6 · Sunday 28 January 2024
VAN LIERDE, CARL 1518
Belgian Interclubs 2023-2024 Round 7 · Sunday 4 February 2024
STUER, HUGO 1568
Belgian Interclubs 2022-2023 Ronde 8 · Sunday 19 March 2023
VERMUE, A.B.C.H. (ALBERT) 1655
6424 ZSB Avondcompetitie 2022-2023 Groep A · Monday 28 November 2022
WELTEN, J.S.P. (HANS) 1778
6430 ZSB Avondcompetitie 2022-2023 Groep A · Monday 3 April 2023
No FIDE-rated tournaments found.
ZSB avondcompetitie 2025-2026 Ronde 7 Wednesday 1 April 2026 +1–0=0 +5.4
ZSB avondcompetitie 2025-2026 Groep A Saturday 1 November 2025 +1–0=0 +10.5
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -10.8
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +1–0=0 +11.2
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -9.1
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +1–0=0 +10.3
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–1=0 -8.9
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +1–0=0 +8.4
ZSB avondcompetitie 2025-2026 Groep A Monday 1 September 2025 +1–0=0 +2.8
ZSB Bekercompetitie 2024-2025 Groep A Saturday 1 March 2025 +0–1=0 -8.2
ZSB Avondcompetitie 2024-2025 Groep A Wednesday 1 January 2025 +1–0=0 +6.6
KNSB competitie 2024-2025 Klasse 5 ronde 7 Saturday 21 September 2024 +0–1=0 -8.5
KNSB competitie 2024-2025 Klasse 5 ronde 6 Saturday 21 September 2024 +0–1=0 -9.3
KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +0–1=0 -7.5
KNSB competitie 2024-2025 Klasse 5 ronde 4 Saturday 21 September 2024 +0–1=0 -10.7
KNSB competitie 2024-2025 Klasse 5 ronde 3 Saturday 21 September 2024 +0–1=0 -8.5
KNSB competitie 2024-2025 Klasse 5 ronde 2 Saturday 21 September 2024 +0–1=0 -11.2
KNSB competitie 2024-2025 Klasse 5 ronde 1 Saturday 21 September 2024 +0–1=0 -10.4
Belgian Interclubs 2023-2024 Round 11 Sunday 21 April 2024 +1–0=0 +9.9
Belgian Interclubs 2023-2024 Round 9 Sunday 10 March 2024 +1–0=0 +6.0
Belgian Interclubs 2023-2024 Round 8 Sunday 18 February 2024 +1–0=0 +2.3
Belgian Interclubs 2023-2024 Round 7 Sunday 4 February 2024 +0–1=0 -19.3
ZSB Avondcompetitie 2023-2024 Groep A Thursday 1 February 2024 +1–0=0 +9.8
Belgian Interclubs 2023-2024 Round 6 Sunday 28 January 2024 +0–1=0 -21.4
Belgian Interclubs 2023-2024 Round 4 Sunday 19 November 2023 +1–0=0 +4.4
Belgian Interclubs 2023-2024 Round 3 Sunday 22 October 2023 +1–0=0 +15.5
Belgian Interclubs 2023-2024 Round 2 Sunday 15 October 2023 +1–0=0 +9.2
Belgian Interclubs 2023-2024 Round 1 Saturday 23 September 2023 +1–0=0 +3.6
KNSB competitie 2023-2024 Klasse 5 ronde 7 Saturday 16 September 2023 +0–0=1 +0.0
KNSB competitie 2023-2024 Klasse 5 ronde 6 Saturday 16 September 2023 +1–0=0 +8.6
KNSB competitie 2023-2024 Klasse 5 ronde 5 Saturday 16 September 2023 +0–0=1 +1.4
KNSB competitie 2023-2024 Klasse 5 ronde 4 Saturday 16 September 2023 +0–0=1 -5.6
Belgian Interclubs 2022-2023 Ronde 11 Sunday 30 April 2023 +1–0=0 +11.0
Belgian Interclubs 2022-2023 Ronde 10 Sunday 16 April 2023 +1–0=0 +14.6
ZSB Avondcompetitie 2022-2023 Groep A Saturday 1 April 2023 +0–1=0 -9.6
Belgian Interclubs 2022-2023 Ronde 9 Sunday 19 March 2023 +1–0=0 +8.8
Belgian Interclubs 2022-2023 Ronde 8 Sunday 5 March 2023 +0–1=0 -17.4
ZSB Avondcompetitie 2022-2023 Groep A Wednesday 1 March 2023 +0–1=0 -0.7
Belgian Interclubs 2022-2023 Ronde 7 Sunday 12 February 2023 +0–1=0 -8.5
ZSB Avondcompetitie 2022-2023 Groep A Wednesday 1 February 2023 +0–1=0 -11.0
Belgian Interclubs 2022-2023 Ronde 6 Sunday 29 January 2023 +0–1=0 -4.6
Belgian Interclubs 2022-2023 Ronde 4 Sunday 20 November 2022 +1–0=0 +6.6
ZSB Avondcompetitie 2022-2023 Groep A Sunday 20 November 2022 +0–1=0 -15.8
Belgian Interclubs 2022-2023 Ronde 3 Sunday 6 November 2022 +0–1=0 -10.7
KNSB competitie 2022-2023 Klasse 4 ronde 9 Saturday 17 September 2022 +0–1=0 -6.9
KNSB competitie 2022-2023 Klasse 4 ronde 8 Saturday 17 September 2022 +0–0=1 +7.4
KNSB competitie 2022-2023 Klasse 4 ronde 7 Saturday 17 September 2022 +0–1=0 -7.3
KNSB competitie 2022-2023 Klasse 4 ronde 6 Saturday 17 September 2022 +0–1=0 -8.6
KNSB competitie 2022-2023 Klasse 4 ronde 5 Saturday 17 September 2022 +0–0=1 +2.2

Rating History

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Peak Ratings

Classic 1841 June 1, 2024
Rapid 1788 March 1, 2026
Blitz 1788 March 1, 2026

Games

Wins 20
Losses 24
Draws 5
Win Rate 41%

Performance by Color

Color Wins Draws Losses Win Rate
White 11 0 7 61%
Black 9 5 17 29%

Recent Matches

Monte, A. (Arie) (1565) Thursday 16 April 2026 WIN +5.4
Clarisse, E. (Eric) (1838) Saturday 28 March 2026 LOSS -10.8
Gils van, C.M.W. (Cees) (1750) Saturday 7 March 2026 WIN +11.2
Werf van der, T. (Ton) (1898) Saturday 7 February 2026 LOSS -9.1
Zootjes, M. (Mark) (1720) Saturday 22 November 2025 WIN +10.3
Heijden van der, W.A. (Wim) (1726) Friday 7 November 2025 WIN +10.5
Rooijen van, P.K. (Paul) (1890) Saturday 1 November 2025 LOSS -8.9
Rockx, F.M.M.M. (Frank) (1653) Saturday 4 October 2025 WIN +8.4
Ploeg van der, W.Y.A. (Wouter) (1429) Friday 26 September 2025 WIN +2.8
Eenennaam van, J. (Joost) (1919) Sunday 13 April 2025 LOSS -8.2
Groeneweg, N.W. (Nick) (1910) Saturday 5 April 2025 LOSS -8.5
Schumacher, A. (Arco) (1893) Saturday 8 March 2025 LOSS -9.3
Graaf de, D. (Dig) (1958) Saturday 8 February 2025 LOSS -7.5
Schoonakker, H.A. (Herman) (1620) Friday 17 January 2025 WIN +6.6
Groenveld, H.A.G. (Henry) (1863) Saturday 14 December 2024 LOSS -10.7
Dubbeldam, C.J. (Nick) (1948) Saturday 23 November 2024 LOSS -8.5
Schroevers, R.J.M. (Roel) (1869) Saturday 9 November 2024 LOSS -11.2
Duynkerke, L.J. (Lennard) (1902) Saturday 12 October 2024 LOSS -10.4
Hamme van, R. (Remco) (1750) Sunday 21 April 2024 WIN +9.9
Clarisse, E. (Eric) (1834) Saturday 23 March 2024 DRAW +0.0