Bar Blitz KNSB FIDE

Henry Groeneveld

Rated since January 2023

1856 Classic

1854 Rapid

1854 Blitz

Henry's accounts

FIDE Verified KNSB Verified

RIVALRY

Nemesis

Etienne, G. (Ghilon)

Games: 3 · Win rate: 33%

Kryptonite

Spears, R. (Russell)

Games: 3 · Win rate: 0%

The good & the bad

Best wins

Baarslag, E. (Ed) 2043

9338 Open NK Schaken 2024 Reserve A · Wednesday 24 July 2024

Dam van, J.G. (Joost) 2031

12698 Chessfestival Groningen Open B · Wednesday 24 December 2025

Etienne, G. (Ghilon) 2014

12698 Chessfestival Groningen Open B · Friday 26 December 2025

Huic, J. (Janko) 1965

9338 Open NK Schaken 2024 Reserve A · Thursday 25 July 2024

Boesel, Alexander 1964

9338 Open NK Schaken 2024 Reserve A · Friday 26 July 2024

Worst losses

Pronk, D.J. (David) 1495

8054 NOSBO-competitie 2023-2024 December 2023 · Friday 8 December 2023

Voorintholt, G.K. (Gerard) 1693

6886 S.C. Assen interne competitie 24-02-2023 t/m 24-03-2023 (020001) · Friday 3 March 2023

Spaans, L. (Leo) 1706

6236 KNSB competitie 2022-2023 Klasse 5 ronde 4 · Saturday 17 December 2022

Gomez Becerra, P.A. (Pablo) 1710

7640 KNSB competitie 2023-2024 Klasse 4 ronde 2 · Saturday 7 October 2023

Többen, D.Y. (Douwe) 1748

7931 NOSBO competitie 2023-2024 November 2023 · Monday 6 November 2023

Chessfestival Groningen Open B Sunday 21 December 2025 +3–4=1 +14.7

Hoogeveen Schaaktoernooi Middag Saturday 18 October 2025 +4–4=0 +5.4

UniClass Science Park Amsterdam Schaaktoernooi Groep B Saturday 5 July 2025 +2–2=4 +19.6

Chess Festival Groningen Open B Saturday 21 December 2024 +0–3=2 -22.5

Hoogeveen Schaaktoernooi Amateur Middag Saturday 26 October 2024 +2–2=1 -7.3

Open NK Schaken 2024 Reserve A Monday 22 July 2024 +3–4=2 +31.7

Amsterdam Science Park Chess Tournament Groep B Saturday 13 July 2024 +0–3=3 -20.5

Chess Festival Groningen Open B Thursday 21 December 2023 +3–3=3 +62.1

Hoogeveen 2023 Ochtendgroep Groep A Saturday 21 October 2023 +2–2=1 +11.1

Chessable Open NK 2023 Reserve B Monday 24 July 2023 +3–2=4 +68.2

Weekendtoernooi Groninger Combinatie / PK NOSBO Groep A Thursday 18 May 2023 +1–2=2 -31.4

NOSBO-competitie 2025-2026 ronde 7 Groep A Monday 13 April 2026 +0–0=1 -1.2

NOSBO Beker 2025-2026 Halve finale Groep A Thursday 26 March 2026 +0–1=0 -1.9

NOSBO-competitie 2025-2026 ronde 6 (minus één uitgestelde wedstrijd)… Monday 16 March 2026 +0–0=2 -8.6

NOSBO-competitie 2025-2026 ronde 5 (minus één uitgestelde wedstrijd)… Monday 16 February 2026 +1–0=0 +3.4

NOSBO-competitie 2025-2026 ronde 4 Groep A Monday 19 January 2026 +0–1=0 -10.1

NOSBO Beker 2025-2026 Kwartfinale Groep A Thursday 15 January 2026 +0–2=0 -24.7

NOSBO-competitie 2025-2026 ronde 3 Groep A Friday 28 November 2025 +1–0=0 +6.6

NOSBO-beker 2025-2026 ronde 1 Groep A Monday 3 November 2025 +0–1=0 -14.2

8. Schach-Open Leer 2025 A-Turnier Thursday 30 October 2025 +0–2=1 -1.2

13e Best of the West Groep A, ronde 5 Saturday 18 October 2025 +0–0=1 +5.0

13e Best of the West Groep A, ronde 4 Saturday 18 October 2025 +0–2=0 -21.9

13e Best of the West Groep A, ronde 3 Saturday 18 October 2025 +1–0=0 +9.7

17e Kattenburger Open Toernooi 17e Kattenburger Open Ronde 5 Sunday 12 October 2025 +0–0=2 -4.2

17e Kattenburger Open Toernooi 17e Kattenburger Open Ronde 4 Sunday 12 October 2025 +0–1=0 -8.3

17e Kattenburger Open Toernooi Ronde 3 Sunday 12 October 2025 +1–0=0 +4.3

17e Kattenburger Open Toernooi Ronde 1 Sunday 12 October 2025 +1–0=0 +4.6

KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–0=2 +1.4

KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +2–0=0 +22.3

KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +1–0=0 +14.5

KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +1–0=0 +10.1

KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–1=0 -14.1

KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +1–0=0 +10.0

S.C. Assen interne competitie 03-10-2025 t/m 24-10-2025 (020001) Friday 5 September 2025 +1–0=0

NOSBO competitie 2024-2025 April 2025 Saturday 1 March 2025 +0–1=0 -7.5

NOSBO competitie 2024-2025 Mei 2025 Wednesday 1 January 2025 +1–0=0 +17.0

NOSBO competitie 2024-2025 Maart 2025 Wednesday 1 January 2025 +0–1=0 -5.0

NOSBO competitie 2024-2025 Februari 2025 Wednesday 1 January 2025 +0–0=1 +1.2

NOSBO competitie 2024-2025 December 2024 Monday 25 November 2024 +1–1=0 -9.6

16e Kattenburger Open Toernooi ko16 r7 Sunday 6 October 2024 +0–0=1 +3.3

16e Kattenburger Open Toernooi ko16 r6 Sunday 6 October 2024 +1–0=0 +11.1

16e Kattenburger Open Toernooi ko16 r5 Sunday 6 October 2024 +1–0=0 +7.9

16e Kattenburger Open Toernooi ko16 r4 Sunday 6 October 2024 +0–0=1 -7.8

16e Kattenburger Open Toernooi Groep A Sunday 6 October 2024 +0–0=1 -2.5

16e Kattenburger Open Toernooi ko16 r1 Sunday 6 October 2024 +0–1=0 -12.7

12e Best of the West Groep A, rondes 6 en 7 Saturday 28 September 2024 +0–0=1 +3.9

12e Best of the West Groep A, ronde 5 Saturday 28 September 2024 +1–0=0 +11.5

12e Best of the West Groep A, ronde 4 Saturday 28 September 2024 +0–0=1 +0.4

12e Best of the West Groep A, rondes 1 en 2 Saturday 28 September 2024 +0–1=1 -10.9

KNSB competitie 2024-2025 Klasse 5 ronde 7 Saturday 21 September 2024 +1–0=0 +11.7

KNSB competitie 2024-2025 Klasse 5 ronde 6 Saturday 21 September 2024 +0–0=1 +2.0

KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +0–0=1 -2.4

KNSB competitie 2024-2025 Klasse 5 ronde 3 Saturday 21 September 2024 +0–0=1 +4.3

KNSB competitie 2024-2025 Klasse 5 ronde 1 Saturday 21 September 2024 +0–0=1 -0.2

15e Kattenburger Open Toernooi Groep A ronde 7 Sunday 1 October 2023 +0–0=1 +5.5

NOSBO-competitie 2023-2024 Mei 2024 Sunday 1 October 2023 +0–0=1 +0.6

NOSBO-competitie 2023-2024 April 2024 Sunday 1 October 2023 +0–2=0 -14.2

15e Kattenburger Open Toernooi Groep A, ronde 6 Sunday 1 October 2023 +1–0=0 +9.5

15e Kattenburger Open Toernooi Groep A ronde 5 Sunday 1 October 2023 +0–0=1 -2.0

NOSBO-competitie 2023-2024 Maart 2024 Sunday 1 October 2023 +1–0=0 +11.5

NOSBO-competitie 2023-2024 Februari 2024 Sunday 1 October 2023 +1–0=0 +15.8

15e Kattenburger Open Toernooi Groep A ronde 4 Sunday 1 October 2023 +0–1=0 -5.4

NOSBO-competitie 2023-2024 Januari 2024 Sunday 1 October 2023 +0–0=2 -9.1

15e Kattenburger Open Toernooi Groep A ronde 3 Sunday 1 October 2023 +1–0=0 +10.0

NOSBO-competitie 2023-2024 December 2023 Sunday 1 October 2023 +0–1=0 -21.3

15e Kattenburger Open Toernooi Groep A ronde 2 (herstel) Sunday 1 October 2023 +0–1=0 -10.5

NOSBO competitie 2023-2024 November 2023 Sunday 1 October 2023 +0–1=0 -12.5

15e Kattenburger Open Toernooi Groep A Sunday 1 October 2023 +1–0=0

11e Best of the West Groep A, ronde 7 Saturday 23 September 2023 +0–1=0 -9.7

11e Best of the West Groep A, ronde 6 Saturday 23 September 2023 +1–0=0 +16.9

11e Best of the West Groep A, ronde 4 Saturday 23 September 2023 +0–0=1 +0.9

11e Best of the West Groep A, ronde 3 Saturday 23 September 2023 +0–1=0 -9.6

11e Best of the West Best of the West, Groep A, ronde 1 Saturday 23 September 2023 +0–0=1 +11.3

KNSB competitie 2023-2024 Klasse 4 ronde 9 Saturday 16 September 2023 +0–0=1 +1.8

KNSB competitie 2023-2024 Klasse 4 ronde 8 Saturday 16 September 2023 +0–0=1 +1.0

KNSB competitie 2023-2024 Klasse 4 ronde 7 Saturday 16 September 2023 +0–1=0 -11.2

KNSB competitie 2023-2024 Klasse 4 ronde 6 Saturday 16 September 2023 +0–0=1 +1.7

KNSB competitie 2023-2024 Klasse 4 ronde 5 Saturday 16 September 2023 +0–0=1 +0.1

KNSB competitie 2023-2024 Klasse 4 ronde 4 Saturday 16 September 2023 +0–1=0 -10.0

KNSB competitie 2023-2024 Klasse 4 ronde 3 Saturday 16 September 2023 +0–1=0 -5.8

KNSB competitie 2023-2024 Klasse 4 ronde 2 Saturday 16 September 2023 +0–1=0 -15.1

KNSB competitie 2023-2024 Klasse 4 ronde 1 Saturday 16 September 2023 +0–1=0 -12.0

Chess Festival Groningen Open C Wednesday 21 December 2022 +4–0=5 +46.5

NOSBO competitie 2022-2023 April 2023 Monday 24 October 2022 +1–0=0 +26.2

NOSBO competitie 2022-2023 Maart 2023 Monday 24 October 2022 +1–0=0 +22.7

NOSBO competitie 2022-2023 Februari 2023 Monday 24 October 2022 +0–0=1 -9.7

KNSB competitie 2022-2023 Klasse 3 ronde 9 Saturday 17 September 2022 +1–0=0

KNSB competitie 2022-2023 Klasse 3 ronde 8 Saturday 17 September 2022 +0–1=0 -1.8

KNSB competitie 2022-2023 Klasse 3 ronde 6 Saturday 17 September 2022 +0–0=1 +13.2

KNSB competitie 2022-2023 Klasse 5 ronde 4 Saturday 17 September 2022 +0–1=0 -25.2

KNSB competitie 2022-2023 Klasse 5 ronde 3 Saturday 17 September 2022 +0–0=1 +26.3

S.C. Assen interne competitie 24-02-2023 t/m 24-03-2023 (020001) Friday 9 September 2022 +0–2=0 -27.2

S.C. Assen interne competitie 27-01-2023 t/m 17-02-2023 (020001) Friday 9 September 2022 +0–1=0 -8.0

S.C. Assen interne competitie 13-01-2023 t/m 20-01-2023 (020001) Friday 9 September 2022 +0–0=1 +2.5

S.C. Assen interne competitie 02-12-2022 t/m 23-12-2022 (020001) Friday 9 September 2022 +2–0=0 +17.0

Rating History

Loading KNSB rating history...

Peak Ratings

Classic 1872 March 1, 2026

Rapid 1872 March 1, 2026

Blitz 1872 March 1, 2026

Games

Wins 55

Losses 65

Draws 63

Win Rate 30%

Performance by Color

Color	Wins	Draws	Losses	Win Rate
White	31	30	27	35%
Black	24	33	38	25%

Recent KNSB Matches

Argirov, D. (Dimitar) (2004) Saturday 18 April 2026 DRAW +5.0

Visser, G.P. (Guido) (1821) Thursday 16 April 2026 DRAW -1.2

Boterman, E. (Evan) (1892) Saturday 28 March 2026 DRAW +0.7

FM Mostertman, M.M. (Milan) (2280) Thursday 26 March 2026 LOSS -1.9

Buzink, C.M.L. (Maurice) (1811) Sunday 22 March 2026 DRAW -2.1

Tabak, W. (Wesley) (1745) Friday 20 March 2026 DRAW -4.3

Nie van, J. (Jonathan) (1917) Saturday 14 March 2026 LOSS -10.9

Groot de, H. (Harry) (1833) Saturday 7 March 2026 WIN +11.1

Broerse, M. (Milo) (1773) Saturday 21 February 2026 WIN +9.7

Souhoka, J. (John) (1540) Tuesday 17 February 2026 WIN +3.4

Schoffelmeer, F. (Frans) (1978) Sunday 15 February 2026 LOSS -8.3

Spears, R. (Russell) (1857) Friday 13 February 2026 LOSS -12.4

Postma, P. (Pieter) (1911) Saturday 7 February 2026 WIN +14.5

Timmer, M. (Michel) (1919) Friday 23 January 2026 LOSS -10.1