KNSB FIDE
IR

Ivar Rothuizen

Rated since August 2023

Team Competition

Current teams
Messemaker 1847 2
Klasse 5I · 2025-2026 · 4 games
Messemaker 2
Klasse 2B · 2025-2026 · 4 games
Past teams
Messemaker 1
Hoofdklasse · 2024-2025
1 game
Messemaker 1847 2
Klasse 5J · 2024-2025
3 games
Messemaker 1847 3
Klasse 6K · 2024-2025
4 games
Messemaker 2
Klasse 2B · 2024-2025
6 games
Messemaker 1847 2
Klasse 5H · 2023-2024
4 games
Messemaker 2
Klasse 2A · 2023-2024
5 games
Messemaker 1847 2
Klasse 5H · 2022-2023
5 games
Messemaker 1847 2
Klasse 3A · 2022-2023
2 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
JONG DE, J.F. (JAN) 1862
12265 KNSB competitie 2025-2026 Klasse 5 ronde 2 · Saturday 1 November 2025
ENDE VAN DEN, J.L. (JAN) 1769
13248 KNSB competitie 2025-2026 Klasse 5 ronde 7 · Saturday 7 March 2026
SCHOUTEN, M. (MARTIN) 1741
14007 RSB Competitie 2025-2026 Achttallen juni · Monday 1 June 2026
SPOELSTRA, J.L. (JAN) 1622
13446 RSB Competitie 2025-2026 Achttallen maart · Monday 9 March 2026
GEUSKENS, M.M.J. (MAARTEN) 1587
12467 RSB Competitie 2025-2026 Achtallen november · Friday 14 November 2025
Worst losses
VELDEN VAN DER, R. (RENS) 1802
12878 RSB Competitie 2025-2026 Achttallen januari · Monday 12 January 2026
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–0=1 +1.5
KNSB competitie 2025-2026 Klasse 5 ronde 7 Saturday 20 September 2025 +1–0=0 +14.1
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–0=1 +2.4
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +1–0=0 +20.1
RSB Competitie 2025-2026 Achttallen juni Monday 1 September 2025 +1–0=0 +11.3
RSB Competitie 2025-2026 Achttallen maart Monday 1 September 2025 +1–0=0 +7.9
RSB Competitie 2025-2026 Achttallen januari Monday 1 September 2025 +0–1=0 -20.2
RSB Competitie 2025-2026 Achtallen november Monday 1 September 2025 +1–0=0 +7.4

Rating History

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Peak Ratings

Classic 1870 July 1, 2026
Rapid 1773 Oct. 1, 2025
Blitz 1859 April 1, 2026

Games

Wins 5
Losses 1
Draws 2
Win Rate 62%

Performance by Color

Color Wins Draws Losses Win Rate
White 3 0 0 100%
Black 2 2 1 40%

Recent Matches

Schouten, M. (Martin) (1741) Monday 1 June 2026 WIN +11.3
Holwijn, M.R. (Melvin) (1867) Saturday 28 March 2026 DRAW +1.5
Spoelstra, J.L. (Jan) (1622) Monday 9 March 2026 WIN +7.9
Ende van den, J.L. (Jan) (1769) Saturday 7 March 2026 WIN +14.1
Velden van der, R. (Rens) (1802) Monday 12 January 2026 LOSS -20.2
Okita, N. (Nao) (1874) Saturday 22 November 2025 DRAW +2.4
Geuskens, M.M.J. (Maarten) (1587) Friday 14 November 2025 WIN +7.4
Jong de, J.F. (Jan) (1862) Saturday 1 November 2025 WIN +20.1