KJ

Koen de Jong

Rated since January 2023

1541 Rapid

RIVALRY

Nemesis
Wong, J. (Jayden)
Games: 3 · Win rate: 67%
Kryptonite
Gu, W. (William)
Games: 3 · Win rate: 0%
Easy Target
Hu, H. (Henoch)
Games: 3 · Win rate: 67%

The good & the bad

Best wins
RIDDER DE, D. (DORIAN) 1713
9621 Groene Hart Jeugd Cup 2024-2025 Speelavond 2 · Friday 8 November 2024
WONG, J. (JAYDEN) 1569
12005 Groene Hart Jeugd Cup 2025-2026 Speelavond 7 · Friday 10 April 2026
CHEN, H. (HONGBO) 1558
12003 Groene Hart Jeugd Cup 2025-2026 Speelavond 5 · Friday 6 March 2026
HAUWERT, T.M.A. (TESS) 1492
12001 Groene Hart Jeugd Cup 2025-2026 Speelavond 3 · Friday 12 December 2025
HU, H. (HENOCH) 1485
12003 Groene Hart Jeugd Cup 2025-2026 Speelavond 5 · Friday 6 March 2026
Worst losses
KUN, E. (ERIK) 697
5952 Groene Hart Jeugd Cup Speelavond 7 · Friday 31 March 2023
KOVAL, B. (BOHDAN) 703
6766 Corry Vreeken 2023 Groep A · Saturday 4 March 2023
CAPPELLEN VAN, J. (JULIAN) 735
6766 Corry Vreeken 2023 Groep A · Saturday 4 March 2023
AL-YASSIN, J. (JABBER) 742
6541 Alblasserwaard jeugdtoernooi 2023 Groep A · Saturday 4 February 2023
LEONSKI, A. (ARSENI) 749
6541 Alblasserwaard jeugdtoernooi 2023 Groep A · Saturday 4 February 2023
No FIDE-rated tournaments found.
Groene Hart Jeugd Cup 2025-2026 Speelavond 7 Friday 3 October 2025 +1–2=0 -35.5
Groene Hart Jeugd Cup 2025-2026 Speelavond 6 Friday 3 October 2025 +2–1=0 -20.8
Groene Hart Jeugd Cup 2025-2026 Speelavond 5 Friday 3 October 2025 +6–0=0 +106.6
Groene Hart Jeugd Cup 2025-2026 Speelavond 4 Friday 3 October 2025 +2–1=0 -0.6
Groene Hart Jeugd Cup 2025-2026 Speelavond 3 Friday 3 October 2025 +2–1=0 +18.2
Groene Hart Jeugd Cup 2025-2026 Speelavond 2 Friday 3 October 2025 +1–2=0 -8.4
Groene Hart Jeugd Cup 2024-2025 Speelavond 7 Friday 11 October 2024 +2–1=0 +24.2
Groene Hart Jeugd Cup 2024-2025 Speelavond 6 Friday 11 October 2024 +0–2=1 -49.5
Groene Hart Jeugd Cup 2024-2025 Speelavond 5 Friday 11 October 2024 +2–1=0 +20.6
Groene Hart Jeugd Cup 2024-2025 Speelavond 4 Friday 11 October 2024 +0–3=0 -61.4
Groene Hart Jeugd Cup 2024-2025 Speelavond 3 Friday 11 October 2024 +1–1=1 -18.0
Groene Hart Jeugd Cup 2024-2025 Speelavond 2 Friday 11 October 2024 +1–2=0 +24.8
Groene Hart Jeugd Cup 2024-2025 Speelavond 1 Friday 11 October 2024 +1–1=1 +4.2
OJKP 2023 Groep A Saturday 7 October 2023 +1–4=0 -66.2
Groene Hart Jeugd Cup 2023-2024 Speelavond 7 Friday 6 October 2023 +1–2=0 -14.4
Groene Hart Jeugd Cup 2023-2024 Speelavond 6 Friday 6 October 2023 +1–2=0 -26.1
Groene Hart Jeugd Cup 2023-2024 Speelavond 5 Friday 6 October 2023 +1–2=0 -16.1
Groene Hart Jeugd Cup 2023-2024 Speelavond 3 Friday 6 October 2023 +2–1=0 -5.6
Groene Hart Jeugd Cup 2023-2024 Speelavond 2 Friday 6 October 2023 +2–1=0 +23.6
Groene Hart Jeugd Cup 2023-2024 Speelavond 1 Friday 6 October 2023 +0–3=0 -19.5
Groene Hart Jeugd Cup 2023-2024 Speelavond 4 Friday 6 October 2023 +0–2=0 -26.3
Corry Vreeken 2023 Groep A Saturday 4 March 2023 +3–2=0 +38.8
Alblasserwaard jeugdtoernooi 2023 Groep A Saturday 4 February 2023 +1–4=0 -82.6
Groene Hart Jeugd Cup Speelavond 7 Friday 7 October 2022 +2–1=0 +10.2
Groene Hart Jeugd Cup Speelavond 6 Friday 7 October 2022 +3–0=0 +11.9
Groene Hart Jeugd Cup Speelavond 5 Friday 7 October 2022 +1–2=0 +14.4

Rating History

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Peak Ratings

Classic 1299 March 1, 2024
Rapid 1587 April 1, 2026

Games

Wins 39
Losses 44
Draws 3
Win Rate 45%

Performance by Color

Color Wins Draws Losses Win Rate
White 17 1 22 42%
Black 22 2 22 48%

Recent Matches

Jusufovic, A. (Armin) (1382) Friday 10 April 2026 LOSS -30.5
Bootsma, K. (Kai) (1516) Friday 10 April 2026 LOSS -23.9
Wong, J. (Jayden) (1569) Friday 10 April 2026 WIN +19.0
Cocco, L.F.R. (Lorenzo) (1232) Friday 27 March 2026 LOSS -33.9
Liu, Y.V. (Yuxiang) (1297) Friday 27 March 2026 WIN +8.5
Rhijn van, L. (Lucas) (1179) Friday 27 March 2026 WIN +4.5
Chen, K. (Kina) (1406) Friday 6 March 2026 WIN +13.6
Hu, H. (Henoch) (1485) Friday 6 March 2026 WIN +17.8
Chen, H. (Hongbo) (1558) Friday 6 March 2026 WIN +21.9
Chen, K. (Kina) (1406) Friday 6 March 2026 WIN +13.6
Hu, H. (Henoch) (1485) Friday 6 March 2026 WIN +17.8
Chen, H. (Hongbo) (1558) Friday 6 March 2026 WIN +21.9
Chen, H. (Hongbo) (1499) Friday 6 February 2026 LOSS -20.9
Liu, Y.V. (Yuxiang) (1333) Friday 6 February 2026 WIN +10.5
Henneke, J. (Jens) (1317) Friday 6 February 2026 WIN +9.8
Vleugel, N. (Noah) (1471) Friday 12 December 2025 WIN +19.7
Orval, J. (Jace) (1435) Friday 12 December 2025 LOSS -22.3
Hauwert, T.M.A. (Tess) (1492) Friday 12 December 2025 WIN +20.8
Wong, J. (Jayden) (1469) Friday 21 November 2025 WIN +19.7
Bootsma, K. (Kai) (1577) Friday 21 November 2025 LOSS -14.4