KNSB FIDE
ZF

Zico Frohnert

Rated since March 2026

1541 Classic
1541 Rapid
1541 Blitz

Team Competition

Current team
HMC Den Bosch 5
Klasse 6M · 2025-2026 · 4 games
Past teams
HMC Den Bosch 5
Klasse 6M · 2024-2025
2 games
HMC Den Bosch 6
Zaterdag 1A · 2024-2025
3 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
TIMMER, C.J. (CEES) 1676
10939 NBSB Zaterdagcompetitie 2024-2025 Ronde 5 · Saturday 8 February 2025
KALLE, Y.B. (YANNICK) 1492
13249 KNSB competitie 2025-2026 Klasse 6 ronde 7 · Saturday 7 March 2026
BOEKESTEIN, V. (VICTOR) 1443
9895 NBSB Zaterdagcompetitie 2024-2025 Ronde 3 · Saturday 23 November 2024
Worst losses
HESSELS, M. (MARTIN) 1434
13316 KNSB competitie 2025-2026 Klasse 6 ronde 5 · Saturday 28 March 2026
VERHEUL, M.H. (MARTIN) 1522
8283 Tata Steel Chess Tournament 2025 Weekendvierkampen · Sunday 19 January 2025
CIOS, M. (MACIEJ) 1743
12993 KNSB competitie 2025-2026 Klasse 6 ronde 6 · Saturday 7 February 2026
REMMERS, J.H.H.A. (HANS) 1878
11036 NBSB Zaterdagcompetitie 2024-2025 Ronde 7 · Saturday 5 April 2025
Tata Steel Chess Tournament 2025 Weekendvierkampen Friday 17 January 2025 +1–2=0
KNSB competitie 2025-2026 Klasse 6 ronde 5 Saturday 20 September 2025 +0–1=0 -65.9
KNSB competitie 2025-2026 Klasse 6 ronde 7 Saturday 20 September 2025 +1–0=0 +38.0
KNSB competitie 2025-2026 Klasse 6 ronde 6 Saturday 20 September 2025 +0–1=0
KNSB competitie 2025-2026 Klasse 6 ronde 2 Saturday 20 September 2025 +0–1=0
NBSB Zaterdagcompetitie 2024-2025 Ronde 7 Saturday 12 October 2024 +0–1=0
NBSB Zaterdagcompetitie 2024-2025 Ronde 5 Saturday 12 October 2024 +1–0=0
NBSB Zaterdagcompetitie 2024-2025 Ronde 3 Saturday 12 October 2024 +1–0=0
KNSB competitie 2024-2025 Klasse 6 ronde 6 Saturday 21 September 2024 +1–0=0
KNSB competitie 2024-2025 Klasse 6 ronde 4 Saturday 21 September 2024 +0–1=0

Rating History

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Peak Ratings

Classic 1569 March 1, 2026
Rapid 1569 March 1, 2026
Blitz 1569 March 1, 2026

Games

Wins 5
Losses 7
Draws 0
Win Rate 42%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 0 2 60%
Black 2 0 5 29%

Recent Matches

Hessels, M. (Martin) (1434) Saturday 28 March 2026 LOSS -65.9
Kalle, Y.B. (Yannick) (1492) Saturday 7 March 2026 WIN +38.0
Cios, M. (Maciej) (1743) Saturday 7 February 2026 LOSS
Silva da, I.J. (Ilaij) Saturday 1 November 2025 LOSS
Remmers, J.H.H.A. (Hans) (1878) Saturday 5 April 2025 LOSS
Loon van, M. (Maas) Saturday 8 March 2025 WIN
Timmer, C.J. (Cees) (1676) Saturday 8 February 2025 WIN
Verheul, M.H. (Martin) (1522) Sunday 19 January 2025 LOSS
Endeman, W.E. (Wout) Saturday 18 January 2025 LOSS
Poudel, A.C. (Avin) Friday 17 January 2025 WIN
Sikrak, M. (Mehmet Yusuf) Saturday 14 December 2024 LOSS
Boekestein, V. (Victor) (1443) Saturday 23 November 2024 WIN