KNSB FIDE
SG

Stefan Greven

Rated since November 2024

1492 Classic
1564 Rapid
1456 Blitz

RIVALRY

Nemesis
Sala, F. (Frank)
Games: 5 · Win rate: 40%
Kryptonite
Balm, R. (Robert)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
LOS, E. (EVAN) 1932
10564 KC Rapid Rush Groep A · Friday 16 May 2025
MORENO, P. (PAULO) 1845
12730 Haarlem Open Groep A · Wednesday 18 March 2026
MAN, K. (KENJI) 1774
10564 KC Rapid Rush Groep A · Friday 23 May 2025
SALA, F. (FRANK) 1665
10215 Haarlem Open Groep A · Sunday 13 April 2025
TESKE, E. (ERIK) 1660
12731 Haarlem Open Groep A · Tuesday 7 April 2026
Worst losses
DIGGELEN VAN, S. (SAMANTHA) 1400
10472 Tata Steel Chess Tournament 2026 Dagvierkampen · Monday 19 January 2026
TROMP, J.W.M. (JEROEN) 1422
9446 KC Rapid Rush Groep A · Friday 22 November 2024
WITTERT, A. (ARNOUT) 1522
8985 Haarlem Open Groep A r3_7 · Wednesday 3 April 2024
OOSTEN VAN'T, P.C. (PIETER) 1560
11788 KC Rapid Rush Groep A · Friday 14 November 2025
DEMARTEAU, M. (MARIJN) 1567
8985 Haarlem Open Groep A r3_7 · Monday 15 April 2024
HWP Inholland Weekendtoernooi Groep C Saturday 27 June 2026 +1–2=1 -21.4
Tata Steel Chess Tournament 2026 Dagvierkampen Friday 16 January 2026 +1–2=0 -24.5
Amsterdam Chess Open Groep D2 Friday 24 October 2025 +0–1=3 -6.3
Tata Steel Chess Tournament 2025 Dagvierkampen Friday 17 January 2025 +1–0=2 +13.5
KC Rapid Rush Groep A Friday 8 May 2026 +3–4=2 -33.6
Haarlem Open Groep A Friday 6 March 2026 +2–1=1 +57.2
Haarlem Open Groep A Friday 6 March 2026 +1–2=0 +24.2
KC Rapid Rush Groep A Friday 7 November 2025 +6–6=0 +2.8
KNSB competitie 2025-2026 Klasse 6 ronde 5 Saturday 20 September 2025 +0–1=0 -4.3
KNSB competitie 2025-2026 Klasse 6 ronde 6 Saturday 20 September 2025 +0–1=0 -4.2
KNSB competitie 2025-2026 Klasse 6 Ronde 3 Saturday 20 September 2025 +0–0=1 +12.0
KNSB competitie 2025-2026 Klasse 6 ronde 2 Saturday 20 September 2025 +0–1=0 -4.3
KC Open Groep A Friday 5 September 2025 +0–3=1 -5.7
KC Rapid Rush Groep A Friday 16 May 2025 +5–5=2 +151.2
Haarlem Open Groep A Friday 7 March 2025 +2–2=1 +52.6
KC Vierkamp Groep G Friday 7 February 2025 +2–1=0 -17.7
KC Rapid Rush Groep A Friday 22 November 2024 +2–4=3 +13.4
KNSB competitie 2024-2025 Klasse 6 ronde 6 Saturday 21 September 2024 +0–1=0 -2.8
KNSB competitie 2024-2025 Klasse 6 ronde 5 Saturday 21 September 2024 +0–1=0 -3.9
KNSB competitie 2024-2025 Klasse 6 ronde 4 Saturday 21 September 2024 +0–1=0 -6.0
KNSB competitie 2024-2025 Klasse 6 ronde 2 Saturday 21 September 2024 +1–0=0
KC Open Groep A Friday 13 September 2024 +1–2=3 +263.2
Haarlem Open Groep A r3_7 Friday 8 March 2024 +0–3=0 -199.4
Haarlem Open Groep A Friday 8 March 2024 +0–2=0 -76.2
NHSB-competitie 2023-2024 Viertallen F t/m november Friday 1 September 2023 +0–1=0

Team Competition

Current team
Kennemer Combinatie 6
Klasse 6G · 2025-2026 · 4 games
Past teams
Kennemer Combinatie 6
Klasse 6E · 2024-2025

Rating History

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Peak Ratings

Classic 1513 May 1, 2026
Rapid 1598 Jan. 1, 2026
Blitz 1456 April 1, 2026

Games

Wins 28
Losses 47
Draws 20
Win Rate 29%

Performance by Color

Color Wins Draws Losses Win Rate
White 12 12 21 27%
Black 16 8 26 32%

Recent Matches

Kuzenko, T. (Tatiana) Sunday 28 June 2026 WIN
Au, W. (Willy) (1655) Sunday 28 June 2026 LOSS -11.0
Bergshoeff, G. (Bert) (1602) Saturday 27 June 2026 DRAW +4.3
Engelbert van Bevervoorde, J. (Job) (1574) Saturday 27 June 2026 LOSS -14.8
Herben, J. (John) (1537) Friday 22 May 2026 DRAW -2.8
Terwee, L. (Laurens) (1750) Friday 22 May 2026 LOSS -9.7
Grobbe, R.J. (Robert) (1312) Friday 22 May 2026 WIN +5.2
Esterhuizen, O.B. (Oliver) (1267) Friday 15 May 2026 DRAW -6.1
Esterhuizen, Sarel (1630) Friday 15 May 2026 LOSS -14.8
Wieren van, M.L. (Magali) (1214) Friday 15 May 2026 WIN +2.9
Tarigonda, S.T. (Seyan) (1851) Friday 8 May 2026 LOSS -6.1
Oostenbrug, V.L. (Viktor) (1035) Friday 8 May 2026 WIN +0.8
Arp, F.L. (Frans) (1983) Friday 8 May 2026 LOSS -2.9
Tarigonda, S.T. (Seyan) (1697) Thursday 16 April 2026 LOSS -3.8
Teske, E. (Erik) (1660) Tuesday 7 April 2026 WIN +28.7
Heydari, M.R. (Mohammed Reza) (1511) Wednesday 1 April 2026 WIN +21.7
Leenart, F.L. (Frits) (1790) Saturday 28 March 2026 LOSS -4.3
Haan, F. (Ferry) (1641) Wednesday 25 March 2026 DRAW +10.6
Moreno, P. (Paulo) (1845) Wednesday 18 March 2026 WIN +37.1
Balm, R. (Robert) (1665) Tuesday 10 March 2026 LOSS -8.5