KNSB FIDE
TW

Teunis van der Werf

Rated since March 2026

1558 Classic
1558 Rapid
1558 Blitz

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
BRANDS, L. (LEO) 1654
12468 RSB Competitie 2025-2026 Viertallen November · Monday 24 November 2025
JONGE-SPIERING DE, S. (SHEILA) 1634
13446 RSB Competitie 2025-2026 Achttallen maart · Thursday 12 March 2026
TOOR VAN, L. (LEON) 1457
10413 RSB Competitie 2024-2025 8-tallen januari · Thursday 16 January 2025
MULLEM VAN, A.P. (ARIE-PIET) 1363
11545 RSB Competitie 2024-2025 4-tallen juni · Thursday 5 June 2025
CAPPELLEN VAN, J. (JULIAN) 1246
12993 KNSB competitie 2025-2026 Klasse 6 ronde 6 · Saturday 7 February 2026
Worst losses
JACOBS, F. (FRANS) 1526
12266 KNSB competitie 2025-2026 Klasse 6 ronde 2 · Saturday 1 November 2025
MEHMEDBASIC, M. (MIRSEN) 1549
13685 RSB Competitie 2025-2026 Achttallen april · Thursday 2 April 2026
NGUYEN, T. (TIM) 1584
12161 RSB Competitie 2025-2026 Viertallen Oktober · Tuesday 14 October 2025
SLOB, T.T. (THIJS) 1639
11336 RSB Competitie 2024-2025 4-tallen mei · Monday 12 May 2025
TAYTAS, E. (EMINE) 1676
10872 RSB Competitie 2024-2025 4-tallen maart · Thursday 13 March 2025
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 6 ronde 5 Saturday 20 September 2025 +0–0=1
KNSB competitie 2025-2026 Klasse 6 ronde 7 Saturday 20 September 2025 +0–0=1 +5.5
KNSB competitie 2025-2026 Klasse 6 ronde 6 Saturday 20 September 2025 +1–0=0 +11.3
KNSB competitie 2025-2026 Klasse 6 ronde 4 Saturday 20 September 2025 +0–1=0 -14.2
KNSB competitie 2025-2026 Klasse 6 ronde 2 Saturday 20 September 2025 +0–1=0 -33.8
KNSB competitie 2025-2026 Klasse 6 ronde 1 Saturday 20 September 2025 +0–0=1 +14.2
RSB Competitie 2025-2026 Viertallen april Monday 1 September 2025 +0–0=1 +7.8
RSB Competitie 2025-2026 Achttallen april Monday 1 September 2025 +0–1=0 -26.9
RSB Competitie 2025-2026 Viertallen maart Monday 1 September 2025 +0–0=1 +6.3
RSB Competitie 2025-2026 Achttallen maart Monday 1 September 2025 +1–0=0 +38.7
RSB Competitie 2025-2026 Viertallen februari Monday 1 September 2025 +0–1=0 -10.4
RSB Competitie 2025-2026 Viertallen November Monday 1 September 2025 +1–0=0 +50.4
RSB Competitie 2025-2026 Viertallen Oktober Monday 1 September 2025 +0–1=0 -34.0
RSB Competitie 2024-2025 4-tallen juni Sunday 1 September 2024 +1–0=0 +28.3
RSB Competitie 2024-2025 4-tallen mei Sunday 1 September 2024 +0–1=0
RSB Competitie 2024-2025 4-tallen april Sunday 1 September 2024 +0–0=1
RSB Competitie 2024-2025 4-tallen maart Sunday 1 September 2024 +0–1=0
RSB Competitie 2024-2025 8-tallen januari Sunday 1 September 2024 +1–0=0
RSB Competitie 2024-2025 4-tallen Januari Sunday 1 September 2024 +0–1=0
RSB Competitie 2024-2025 4-tallen december Sunday 1 September 2024 +0–0=1
RSB Competitie 2024-2025 4-tallen oktober Sunday 1 September 2024 +1–0=0
RSB Competitie 2023-2024 8-tallen november Friday 1 September 2023 +0–2=0

Rating History

Loading rating history...

Peak Ratings

Classic 1558 April 1, 2026
Rapid 1558 April 1, 2026
Blitz 1558 April 1, 2026

Games

Wins 6
Losses 10
Draws 7
Win Rate 26%

Performance by Color

Color Wins Draws Losses Win Rate
White 1 4 7 8%
Black 5 3 3 45%

Recent Matches

Langendoen, A.I. (Arie) (1667) Thursday 16 April 2026 DRAW +7.8
Mehmedbasic, M. (Mirsen) (1549) Thursday 2 April 2026 LOSS -26.9
Sung, Y.L. (Yong Lin) Saturday 28 March 2026 DRAW
Edelman, J.J. (Jasper) (1587) Monday 16 March 2026 DRAW +6.3
Jonge-Spiering de, S. (Sheila) (1634) Thursday 12 March 2026 WIN +38.7
Koeleman, C.C.M. (Carlos) (1577) Saturday 7 March 2026 DRAW +5.5
Brijs, D. (Dirk) (1783) Thursday 12 February 2026 LOSS -10.4
Cappellen van, J. (Julian) (1246) Saturday 7 February 2026 WIN +11.3
Goeij de, J. (Jean) (1744) Saturday 13 December 2025 LOSS -14.2
Brands, L. (Leo) (1654) Monday 24 November 2025 WIN +50.4
Jacobs, F. (Frans) (1526) Saturday 1 November 2025 LOSS -33.8
Nguyen, T. (Tim) (1584) Tuesday 14 October 2025 LOSS -34.0
Ibrahimy, F.F. (Fereydoun) (1653) Saturday 4 October 2025 DRAW +14.2
Mullem van, A.P. (Arie-Piet) (1363) Thursday 5 June 2025 WIN +28.3
Slob, T.T. (Thijs) (1639) Monday 12 May 2025 LOSS
Hoop de, R. (Roel) (1515) Thursday 10 April 2025 DRAW
Taytas, E. (Emine) (1676) Thursday 13 March 2025 LOSS
Toor van, L. (Leon) (1457) Thursday 16 January 2025 WIN
Vaalen van, M.J.M. (Martin) (1845) Thursday 9 January 2025 LOSS
Beek van der, S. (Simon) (1657) Friday 29 November 2024 DRAW