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Rademaker, Koos

🇳🇱

FIDEFIDE 1076620· Male· Netherlands· Born in 1957

Follow Koos RademakerTrack his monthly FIDE ratings, games, tournaments and more.

Koos Rademaker, a 69-year-old Dutch player, is rated 1743 — his current career high. He plays occasionally (4 games in the last 12 months). Recent standard appearances include Dutch Team Competition - klasse 6 Round 5, Dutch Team Competition - klasse 6 Round 6, and Dutch Team Competition - klasse 6 Round 4.

Current rating

1743

Standard

Rpd—·Blz—

All-time high

1743

at best
Apr 2026 · age 69

Activity

7

games / yr avg. · ≈1/mo

4 past 12 mo
classical only
Occasional

Signature stat

#94,850

#94,850 · players worldwide · of 216,808

Career timeline

6 entries
2026
Best 12-month gain (+36 Elo)
1707 → 1743
May 2026
All-time peak 1743
at age 69
Apr 2026
2024
Crossed 1600
at age 67
Dec 2024
Crossed 1500
at age 67
Dec 2024
Crossed 1400
at age 67
Dec 2024
First FIDE rating
1708 · at age 67
Dec 2024

Standard rating history

Last 12 months — activity & highlights

Top opponent
vs Erwin Talpe 1,834
Dutch Team Competition - klasse 6 Round 6 · Feb 2026 · +5.8 Elo
Evolution
+36
1707 → 1743
Tournaments
4
7 games
Score
3/ 742.9%
4W3D0L
Top losses
Undefeated in the last 12 months.

Last 12 months — tournaments

4 events
EventDateScoreRankPerfΔ Elo
Dutch Team Competition - klasse 6 Round 5
Team
Mar 20261/1#1362397+12.8
Dutch Team Competition - klasse 6 Round 6
Team
Feb 20260.5/1#2161834+6.0
Dutch Team Competition - klasse 6 Round 4
Team
Dec 20251/1#542598+25.6
Dutch Team Competition - klasse 6 Round 2
Team
Nov 20250.5/1#2591541-9.2
Hot streak: 3 tournaments without losing Elo.

Rankings

/
Netherlands
#3,657
out of 4,901 players
Europe
#67,582
in continent
World
#94,849
out of 400,000+

National ranking

Europe & World

Europe
World
Netherlands
1
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
2
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
3
🇳🇱Van Wely, LoekFollow Loek Van WelyTrack their monthly FIDE ratings, games, tournaments and more.
2,625
4
🇳🇱L'Ami, ErwinFollow Erwin L'AmiTrack their monthly FIDE ratings, games, tournaments and more.
2,592
5
🇳🇱Schoppen, CasperFollow Casper SchoppenTrack their monthly FIDE ratings, games, tournaments and more.
2,589
6
🇳🇱Reinderman, DimitriFollow Dimitri ReindermanTrack their monthly FIDE ratings, games, tournaments and more.
2,574
7
🇳🇱Sokolov, IvanFollow Ivan SokolovTrack their monthly FIDE ratings, games, tournaments and more.
2,567
8
🇳🇱Smeets, JanFollow Jan SmeetsTrack their monthly FIDE ratings, games, tournaments and more.
2,564
9
🇳🇱Bok, BenjaminFollow Benjamin BokTrack their monthly FIDE ratings, games, tournaments and more.
2,560
10
🇳🇱Van den Doel, ErikFollow Erik Van den DoelTrack their monthly FIDE ratings, games, tournaments and more.
2,549
...
3657🇳🇱Rademaker, Koos1,743
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,708
...
67582🇳🇱Rademaker, Koos1,743
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
94849🇳🇱Rademaker, Koos1,743