KNSB FIDE
BG

Bertil de Groot

Rated since January 2023

1986 Classic
1951 Rapid
1951 Blitz

RIVALRY

Nemesis
Jager, H.N. (Niek)
Games: 3 · Win rate: 67%
Kryptonite
Grouve, W. (Wouter)
Games: 3 · Win rate: 33%

The good & the bad

Best wins
GROUVE, W. (WOUTER) 1930
13546 S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… · Monday 9 March 2026
FOMIN, E.F. (EGOR) 1922
13546 S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… · Monday 13 April 2026
HUBERS, J.L.A.G. (HAN) 1909
12775 SOS competitie 2025/2026 Lijst 1 mrt · Monday 26 January 2026
MOLEN VAN DER, J. (JARICH) 1884
12356 S.V. Park Stokhorst interne competitie 08-09-2025 t/m 08-12-2025 (03… · Monday 24 November 2025
BRAUN, S.C. (STEVEN) 1877
9654 SOS Competitie 2024/2025 2025-05 · Thursday 8 May 2025
Worst losses
POELSMA, J.F. (JOS) 1784
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 24 March 2025
MOLEN VAN DER, J. (JARICH) 1867
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 23 June 2025
GROUVE, W. (WOUTER) 1869
11593 S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… · Monday 12 May 2025
SCHEPER, T. (TOM) 1902
13546 S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… · Wednesday 14 January 2026
ROMPH DE, J.G. (GUIDO) 1952
11994 KNSB competitie 2025-2026 Klasse 5 ronde 1 · Saturday 4 October 2025
No FIDE-rated tournaments found.
SBO Cup 2025/2026 Kwartfinale Wednesday 1 October 2025 +0–0=1 +3.0
SBO Cup 2025/2026 Achtste Finale Wednesday 1 October 2025 +1–0=0
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–1=0 -9.9
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +0–1=0 -11.1
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +0–0=1 -0.7
S.V. Park Stokhorst interne competitie 15-12-2025 t/m 13-04-2026 (03… Monday 1 September 2025 +6–1=1 +35.5
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–0=1 -0.4
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–1=0 +4.8
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +1–0=0 +9.3
S.V. Park Stokhorst interne competitie 08-09-2025 t/m 08-12-2025 (03… Monday 1 September 2025 +5–0=3 +38.0
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +1–0=0 +11.3
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +0–0=1 -5.4
S.V. Park Stokhorst interne competitie 24-03-2025 t/m 23-06-2025 (03… Monday 9 September 2024 +2–3=1 -33.9
SOS Competitie 2024/2025 2025-05 Sunday 1 September 2024 +1–0=0 +10.5

Rating History

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Peak Ratings

Classic 1986 May 1, 2026
Rapid 1951 March 1, 2026
Blitz 1951 March 1, 2026

Games

Wins 18
Losses 7
Draws 9
Win Rate 53%

Performance by Color

Color Wins Draws Losses Win Rate
White 8 7 1 50%
Black 10 2 6 56%

Recent Matches

Bongaerts, J.G.C. (Jan) (1930) Thursday 23 April 2026 DRAW -0.7
Fomin, E.F. (Egor) (1922) Monday 13 April 2026 WIN +11.5
Jager, H.N. (Niek) (1845) Monday 23 March 2026 WIN +8.9
Zeeman, G. (Goswin) (1941) Monday 16 March 2026 DRAW -0.4
Grouve, W. (Wouter) (1930) Monday 9 March 2026 WIN +11.8
Reinink, B.J.A. (Ben) (1761) Monday 2 March 2026 WIN +6.3
Boerrigter, S.H.W. (Stan) (1838) Monday 23 February 2026 WIN +8.9
Groenewoudt, G.H. (Gerhard) (1729) Monday 16 February 2026 WIN +5.7
Berkepeis, R. (Roelof) (1827) Monday 9 February 2026 DRAW -3.9
Klinge, J.R. (Jim) (2114) Thursday 5 February 2026 LOSS -6.9
Hubers, J.L.A.G. (Han) (1909) Monday 26 January 2026 WIN +11.6
Bos, R.G. (Robin) (2021) Monday 19 January 2026 DRAW +3.0
Scheper, T. (Tom) (1902) Wednesday 14 January 2026 LOSS -13.6
Holterman, W. (Wim) Monday 8 December 2025 WIN
Belt van den, M. (Martijn) (1802) Thursday 4 December 2025 WIN +9.3
Molen van der, J. (Jarich) (1884) Monday 24 November 2025 WIN +12.1
Arning, M. (Marcus) (1971) Saturday 22 November 2025 LOSS -9.9
Haveman, W.J. (Joost) (1834) Monday 17 November 2025 DRAW -2.1
Reinders, J. (Joan) (1860) Friday 7 November 2025 WIN +11.3
Bergen, A. (Anne) (1791) Tuesday 28 October 2025 WIN +8.4