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Ko, Youjun David

🇰🇷

FIDEFIDE 13235737· Male· South Korea· Born in 2015

Follow Youjun David KoTrack his monthly FIDE ratings, games, tournaments and more.

Youjun David Ko, a 11-year-old South Korean player, is rated 1417 — just 3 short of his peak of 1420 (Apr 2026, age 11). He plays occasionally (1 game in the last 12 months). Recent standard appearances include 33rd Korea Chess League Div3a Round 1-2, 2026 Korea Youth Championship U12, and 32nd Club League Minor Round 1-4.

At junior level, he reached #81 nationally in U12.

Current rating

1417

Standard

Rpd—·Blz—

All-time high

1420

−3 pts below
Apr 2026 · age 11

Activity

6

games / yr avg. · ≈1/mo

1 past 12 mo
classical only
Occasional

Signature stat

#212,507

#212,507 · players worldwide · of 216,808

Career timeline

5 entries
2026
81st South Korean U12 player
at age 11 · rated 1420
Apr 2026
Crossed 1400
at age 11
Apr 2026
Crossed 1200
at age 11
Apr 2026
All-time peak 1420
at age 11 · −3 from today
Apr 2026
First FIDE rating
1420 · at age 11
Apr 2026

Standard rating history

Last 12 months — activity & highlights

Evolution
-3
1420 → 1417
Tournaments
3
10 games
Score
1/ 1010.0%
2W0D8L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 1 loss
1.[L]vsSehee Park1,580·33rd Korea Chess League Div3a Round 1-2·R1·-11.4

Last 12 months — tournaments

3 events
EventDateScoreRankPerfΔ Elo
33rd Korea Chess League Div3a Round 1-2
Team
Mar 20260/1#21780-12.0
2026 Korea Youth Championship U12
Open Swiss
Feb 20261/5#3112620.0
32nd Club League Minor Round 1-4
Team
Aug 20250/2#657800.0

Rankings

/
South Korea
#618
out of 703 players
Asia-Pacific
#50,236
in continent
World
#212,134
out of 400,000+

National ranking

Europe & World

Europe
World
South Korea
1
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2,394
2
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2,331
3
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2,283
4
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2,225
5
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2,182
6
🇰🇷Huh, IsaakFollow Isaak HuhTrack their monthly FIDE ratings, games, tournaments and more.
2,174
7
🇰🇷Lee, KyungseokFollow Kyungseok LeeTrack their monthly FIDE ratings, games, tournaments and more.
2,111
8
🇰🇷Gu, InjungFollow Injung GuTrack their monthly FIDE ratings, games, tournaments and more.
2,077
9
🇰🇷Eynula, RozaFollow Roza EynulaTrack her monthly FIDE ratings, games, tournaments and more.
2,048
10
🇰🇷Noh, JinwooFollow Jinwoo NohTrack their monthly FIDE ratings, games, tournaments and more.
2,038
...
618🇰🇷Ko, Youjun David1,417
Asia-Pacific
1
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
2
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
3
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,751
5
🇮🇳Anand, ViswanathanFollow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇨🇳Ding, LirenFollow Liren DingTrack their monthly FIDE ratings, games, tournaments and more.
2,738
7
🇮🇳Praggnanandhaa RFollow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more.
2,733
8
🇮🇳Gukesh DFollow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more.
2,732
9
🇻🇳Le, Quang LiemFollow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more.
2,731
10
🇷🇺Nepomniachtchi, IanFollow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more.
2,729
...
50236🇰🇷Ko, Youjun David1,417
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
...
212134🇰🇷Ko, Youjun David1,417