KNSB FIDE
SB

Stefan Bekker

Rated since January 2023

2341 Rapid
2338 Blitz

RIVALRY

Nemesis
Bulthuis, J. (Jelle)
Games: 5 · Win rate: 60%
Kryptonite
Baar van, E. (Esper)
Games: 3 · Win rate: 0%
Easy Target
Oranje, R. (Richard)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
STEFANSSON, VIGNIR VATNAR (GM) 2536
Reykjavik Open 2025 · Friday 11 April 2025
KUNIN, V. (VITALY) (GM) 2532
Reykjavik Open 2025 · Sunday 13 April 2025
HOLZKE, F. (FRANK) (GM) 2460
8277 Tata Steel Chess Tournament 2024 Qualifiers · Friday 26 January 2024
MAEREVOET, S. (SIM) (IM) 2436
45ste Open Internationaal Toernooi Gent · Tuesday 23 July 2024
WINTER DE, A. (ARTHUR) (IM) 2425
8277 Tata Steel Chess Tournament 2024 Qualifiers · Sunday 21 January 2024
Worst losses
WOUDT, I.I. (ISMAËL) 1951
9787 2025 Chess.com Botwinnik Rapid toernooi Groep A · Saturday 4 January 2025
VOOGT, B. (BOB) 1972
9968 HSB competitie 2024-2025 CompNovember2024 · Thursday 31 October 2024
WUIJTS, J.M.C. (JOHAN) 2037
8016 83e Noteboomtoernooi Groep A · Saturday 17 February 2024
SCHLEIPFENBAUER, F. (FRANK) 2075
46ste Open Internationaal Toernooi Gent · Wednesday 23 July 2025
BULTHUIS, J. (JELLE) 2078
6708 Prinsenstadtoernooi Groep A · Sunday 9 April 2023
Tata Steel Chess Tournament 2026 Tienkampen Friday 16 January 2026 +6–4=6 -6.1
2026 Chess.com Botwinnik Open Groep A Friday 2 January 2026 +4–1=1 -3.0
Tata Steel Chess Tournament 2025 Tienkampen Friday 17 January 2025 +4–1=4 +9.6
2025 Chess.com Botwinnik Rapid toernooi Groep A Saturday 4 January 2025 +5–1=1 -4.1
16e BPB Limburg Open 2024 Groep A Friday 17 May 2024 +4–2=1 +7.7
Tata Steel Chess Tournament 2024 Qualifiers Friday 12 January 2024 +2–4=3 +6.2
15e BPB Limburg Open 2023 Groep A Friday 26 May 2023 +4–2=1 +7.0
Tata Steel Chess Tournament 2023 Tienkampen Friday 13 January 2023 +4–1=3 +4.9
33e Open Haags rapidkampioenschap Groep A Saturday 4 April 2026 +7–0=0 +12.0
KNSB competitie 2025-2026 Klasse 1 ronde 9 Saturday 20 September 2025 +0–1=0 -5.4
KNSB competitie 2025-2026 Klasse 1 ronde 6 Saturday 20 September 2025 +1–0=0 +6.5
KNSB competitie 2025-2026 KNSB Beker ronde 4 Saturday 20 September 2025 +0–0=1 +2.0
KNSB competitie 2025-2026 Klasse 1 ronde 8 Saturday 20 September 2025 +1–0=0 +1.8
KNSB competitie 2025-2026 KNSB Beker ronde 3 voor maart rating Saturday 20 September 2025 +2–0=0 +3.3
KNSB competitie 2025-2026 Klasse 1 ronde 7 Saturday 20 September 2025 +2–0=0 +9.3
KNSB competitie 2025-2026 Klasse 1 ronde 5 Saturday 20 September 2025 +1–0=0 +4.9
KNSB competitie 2025-2026 Klasse 1 Ronde 4 Saturday 20 September 2025 +1–0=0 +5.0
KNSB competitie 2025-2026 Klasse 1 ronde 3 Saturday 20 September 2025 +1–0=0 +2.0
KNSB competitie 2025-2026 Klasse 1 ronde 1 Saturday 20 September 2025 +1–0=0 +7.4
HSB competitie 2025-2026 April2026 Monday 1 September 2025 +1–0=0 +3.6
NHSB-competitie 2025-2026 Topklasse t/m 19-04-2026 Monday 1 September 2025 +1–0=0 +0.6
NHSB-competitie 2025-2026 Topklasse t/m 29-03-2026 Monday 1 September 2025 +1–0=0 +1.6
NHSB-competitie 2025-2026 Topklasse t/m 15-03-2026 Monday 1 September 2025 +1–0=0 +5.8
HSB competitie 2025-2026 CompMrt2026 Monday 1 September 2025 +1–0=0 +0.7
HSB competitie 2025-2026 HSB beker 2025-2026 Hoofdklasse Feb2026 Monday 1 September 2025 +2–0=0 +5.8
NHSB-competitie 2025-2026 Topklasse t/m 15-02-2026 Monday 1 September 2025 +2–0=0 +6.4
HSB competitie 2025-2026 HSBCompetitieFeb26 Monday 1 September 2025 +0–2=0 -19.6
HSB competitie 2025-2026 DecemberJanuari HK Beker 2526 Monday 1 September 2025 +1–0=0 +1.8
HSB competitie 2025-2026 DecemberJanuari Comp 2526 Monday 1 September 2025 +1–0=0 +0.7
NHSB-competitie 2025-2026 Topklasse t/m 16-11-2025 Monday 1 September 2025 +1–0=0 +3.8
HSB competitie 2025-2026 November comp Monday 1 September 2025 +1–0=0 +1.0
HSB competitie 2025-2026 October beker H Monday 1 September 2025 +1–0=0 +0.7
HSB competitie 2025-2026 October 2025 Monday 1 September 2025 +0–1=0 -10.2
NHSB-competitie 2025-2026 Topklasse t/m 12-10-2025 Monday 1 September 2025 +1–0=0 +2.3
NHSB-competitie 2025-2026 Topklasse t/m 28-09-2025 Monday 1 September 2025 +0–1=0 -5.9
HSB competitie 2025-2026 September 2025 Monday 1 September 2025 +1–0=0 +4.4
46ste Open Internationaal Toernooi Gent Saturday 19 July 2025 +5–2=2 -18.1
Reykjavik Open 2025 Wednesday 9 April 2025 +5–3=1 +20.7
WSSK 2025 Open Westlands SnelSchaak Kampioenschap Groep A Saturday 11 January 2025 +9–1=1 +5.3
KNSB competitie 2024-2025 Klasse 2 ronde 9 Saturday 21 September 2024 +1–0=0 +2.7
KNSB competitie 2024-2025 Klasse 2 ronde 7 Saturday 21 September 2024 +1–0=0 +3.3
KNSB competitie 2024-2025 Klasse 2 ronde 6 Saturday 21 September 2024 +0–0=1 -5.0
KNSB competitie 2024-2025 Klasse 2 ronde 5 Saturday 21 September 2024 +1–0=0 +3.7
KNSB competitie 2024-2025 Klasse 2 ronde 4 Saturday 21 September 2024 +1–0=0 +3.8
KNSB competitie 2024-2025 Klasse 2 ronde 3 Saturday 21 September 2024 +1–0=0 +2.6
KNSB competitie 2024-2025 Klasse 2 ronde 2 Saturday 21 September 2024 +1–0=0 +3.2
HSB competitie 2024-2025 Comp april Sunday 1 September 2024 +1–0=0 +1.6
HSB competitie 2024-2025 MaartbekerH Sunday 1 September 2024 +0–1=0 -6.4
NHSB-competitie 2024-2025 Klasse 1B t/m 16-03-2025 Sunday 1 September 2024 +1–0=0 +0.6
HSB competitie 2024-2025 Maart comp Sunday 1 September 2024 +0–1=0 -8.5
NHSB-competitie 2024-2025 Klasse 1B t/m 16-02-2025 Sunday 1 September 2024 +0–0=1 -2.4
HSB competitie 2024-2025 CompFeb2025 Sunday 1 September 2024 +1–0=0 +0.8
HSB competitie 2024-2025 Beker hoofdklasse januari Sunday 1 September 2024 +1–0=0 +4.2
NHSB-competitie 2024-2025 Klasse 1B t/m 12-01-2025 Sunday 1 September 2024 +1–0=0 +0.3
HSB competitie 2024-2025 CompDecember2024 Sunday 1 September 2024 +1–0=0 +4.7
HSB competitie 2024-2025 BekerhoofdklasseNov Sunday 1 September 2024 +1–0=0 +2.1
HSB competitie 2024-2025 CompNovember2024 Sunday 1 September 2024 +1–1=0 -10.2
45ste Open Internationaal Toernooi Gent Saturday 20 July 2024 +6–2=0 +13.9
OGD-Prinsenstadtoernooi Groep A Friday 29 March 2024 +3–2=0 +4.9
83e Noteboomtoernooi Groep A Friday 16 February 2024 +3–1=1 -5.2
HSB competitie 2023-2024 Competitie april Monday 18 September 2023 +1–0=0 +1.7
HSB competitie 2023-2024 Competitie maart Monday 18 September 2023 +1–0=0 +1.9
HSB competitie 2023-2024 HSB Competitie 2023-2024 Januari en Februari Monday 18 September 2023 +1–0=1 -6.0
HSB competitie 2023-2024 Beker december Monday 18 September 2023 +0–0=1 -6.6
HSB competitie 2023-2024 December 2023 Monday 18 September 2023 +1–0=0 +0.2
HSB competitie 2023-2024 competitie ronde Monday 18 September 2023 +1–0=0 +0.3
HSB competitie 2023-2024 Groep A Monday 18 September 2023 +1–0=0 +0.4
KNSB competitie 2023-2024 Klasse 2 ronde 9 Saturday 16 September 2023 +0–0=1 -2.1
KNSB competitie 2023-2024 Klasse 2 ronde 8 Saturday 16 September 2023 +1–0=0 +6.7
KNSB competitie 2023-2024 Klasse 2 ronde 7 Saturday 16 September 2023 +1–0=0 +4.6
KNSB competitie 2023-2024 Klasse 2 ronde 6 Saturday 16 September 2023 +1–0=0 +8.3
KNSB competitie 2023-2024 KNSB Beker 2023-2024 voor decemberlijst Saturday 16 September 2023 +0–1=0 -9.4
KNSB competitie 2023-2024 Klasse 2 ronde 4 Saturday 16 September 2023 +0–0=1 -6.3
KNSB competitie 2023-2024 Klasse 2 ronde 3 Saturday 16 September 2023 +0–1=0 -9.2
KNSB competitie 2023-2024 Klasse 2 ronde 2 Saturday 16 September 2023 +1–0=0 +3.0
SOS Competitie 2023/2024 Mei 2024 Friday 1 September 2023 +1–0=0 +0.7
44ste Open Internationaal toernooi Gent 2023 Saturday 15 July 2023 +6–1=2 -1.0
Prinsenstadtoernooi Groep A Friday 7 April 2023 +4–1=0 -3.6
82e Noteboomtoernooi Groep A Friday 24 February 2023 +2–1=2 -4.7
KNSB competitie 2022-2023 Klasse 2 ronde 9 Saturday 17 September 2022 +0–1=0 -9.8
KNSB competitie 2022-2023 Klasse 2 ronde 8 Saturday 17 September 2022 +0–0=1 -4.9
KNSB competitie 2022-2023 Klasse 2 ronde 7 Saturday 17 September 2022 +0–1=0 -9.6
KNSB competitie 2022-2023 Klasse 2 ronde 6 Saturday 17 September 2022 +1–0=0 +1.2
KNSB competitie 2022-2023 Klasse 2 ronde 5 Saturday 17 September 2022 +1–0=0 +2.3
KNSB competitie 2022-2023 Klasse 2 ronde 4 Saturday 17 September 2022 +0–1=0 -9.0
HSB competitie 2022-2023 HSB competitie 2022-2023 ronde 6 en 7 Monday 29 August 2022 +2–0=0 +1.7
HSB competitie 2022-2023 HSB competitie 2022-2023 deel 5 Monday 29 August 2022 +2–0=0 +0.2
HSB competitie 2022-2023 HSB beker ronde 1 en 2 Monday 29 August 2022 +0–1=0 -5.6
HSB competitie 2022-2023 HSB competitie 2022-2023 deel 4 Monday 29 August 2022 +1–0=0 +0.9

Rating History

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Peak Ratings

Classic 2369 April 1, 2026
Rapid 2341 May 1, 2026
Blitz 2338 Feb. 1, 2025

Games

Wins 141
Losses 44
Draws 37
Win Rate 64%

Performance by Color

Color Wins Draws Losses Win Rate
White 74 18 22 65%
Black 67 19 22 62%

Recent Matches

Doren van, B. (Bas) (2230) Wednesday 22 April 2026 WIN +3.6
Wit de, M. (Martijn) (1911) Tuesday 14 April 2026 WIN +0.6
IM Hendriks, W.M.M. (Willy) (2391) Saturday 11 April 2026 LOSS -5.4
Freytas de, P.L. (Paul) (1867) Saturday 4 April 2026 WIN +0.7
Sans Piera, Marti (1852) Saturday 4 April 2026 WIN +0.6
IM Lopez, J.J. (Jasel Justo) (2375) Saturday 4 April 2026 WIN +7.6
Geerlings, V. (Vincent) (1944) Saturday 4 April 2026 WIN +1.2
Kumar, D. (Dhruv) (1936) Saturday 4 April 2026 WIN +1.1
Toorn van der, A.J. (Aat) (1801) Saturday 4 April 2026 WIN +0.4
Alphen van, M.D. (Marius) (1725) Saturday 4 April 2026 WIN +0.2
IM Cuijpers, F.A. (Frans) (2368) Saturday 28 March 2026 WIN +6.5
Mishchenko, A. (Andrii) (2023) Tuesday 24 March 2026 WIN +1.6
GM Burg, T.A. (Twan) (2471) Sunday 15 March 2026 DRAW +2.0
IM Hopman, P. (Pieter) (2328) Thursday 12 March 2026 WIN +5.8
Bergmans, D. (Dirk) (2047) Saturday 7 March 2026 WIN +1.8
Iersel van, M. (Mark) (1904) Monday 2 March 2026 WIN +0.7
Bulthuis, J. (Jelle) (2143) Monday 23 February 2026 WIN +2.9
Bulthuis, J. (Jelle) (2143) Monday 23 February 2026 WIN +2.9
FM Duijn, R.R.M. (Richard) (2165) Friday 13 February 2026 WIN +3.2
FM Duijn, R.R.M. (Richard) (2165) Friday 13 February 2026 WIN +3.2