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Baek, Isu

🇰🇷

FIDEFIDE 13236113· Male· South Korea· Born in 2013

Follow Isu BaekTrack his monthly FIDE ratings, games, tournaments and more.

Isu Baek, a 13-year-old South Korean player, is rated 1671. He has fluctuated between 1663 and 1723 over the past 2 years. 13 rated games in the past year. Recent standard appearances include 15th Queen's, 1st SeongdoGu Chess Competition, and 12th Queen's. Also played 1 rapid event (including 1st iChess Masters Rapid 2026) recently. His peak of 1723 was reached at age 13 (Feb 2026).

At junior level, he reached #12 and #11 nationally in U14 and U12.

Current rating

1671

Standard

Rpd1679·Blz—

All-time high

1723

−52 pts below
Feb 2026 · age 13

Activity

20

games / yr avg. · ≈2/mo

13 past 12 mo · ≈1/mo
classical only
Moderately active

Signature stat

#120,067

#120,067 · players worldwide · of 216,808

Career timeline

8 entries
2026
12th South Korean U14 player
at age 13 · rated 1723
Feb 2026
Best 12-month gain (+57 Elo)
1666 → 1723
Feb 2026
All-time peak 1723
at age 13 · −52 from today
Feb 2026
2025
11th South Korean U12 player
at age 12 · rated 1707
Dec 2025
Crossed 1600
at age 12
Oct 2025
Crossed 1500
at age 12
Oct 2025

Standard rating history

Last 12 months — activity & highlights

Top opponent
vs Teo An 1,599
12th Queen's · Oct 2025 · +14.6 Elo
Evolution
+5
1666 → 1671
Tournaments
4
18 games
Score
12/ 1866.7%
12W0D6L
Top 3 wins
1.[W]vsTeo An1,599·12th Queen's·R1·+14.6
2.[W]vsThomas Mathew Collins1,593·12th Queen's·R3·+14.2
3.[W]vsJaejun Han1,592·12th Queen's·R4·+14.2
Top 3 losses
1.[L]vsJaejun Han1,495·15th Queen's·R3·-29.0
2.[L]vsJaemin Oh1,575·34th iChess Cup·R5·-25.1
3.[L]vsHyunho Lee1,600·15th Queen's·R2·-23.6

Last 12 months — tournaments

4 events
EventDateScoreRankPerfΔ Elo
15th Queen's
Swiss
Feb 20262/3#191645-50.0
1st SeongdoGu Chess Competition
Swiss
Nov 20253/1#132293+9.6
12th Queen's
Swiss
Oct 20253/4#31804+26.0
34th iChess Cup
Open Swiss
Sep 20254/6#615600.0
Worst Elo result: 15th Queen's (-50.0 Elo, finished #19).

Rankings

/
South Korea
#217
out of 703 players
Asia-Pacific
#17,071
in continent
World
#120,062
out of 400,000+

National ranking

Europe & World

Europe
World
South Korea
1
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2,394
2
🇰🇷Ahn, HongjinFollow Hongjin AhnTrack their monthly FIDE ratings, games, tournaments and more.
2,331
3
🇰🇷Kwon, SehyunFollow Sehyun KwonTrack their monthly FIDE ratings, games, tournaments and more.
2,283
4
🇰🇷Yun, HungiFollow Hungi YunTrack their monthly FIDE ratings, games, tournaments and more.
2,225
5
🇰🇷Rentsen, ErdenetulgaFollow Erdenetulga RentsenTrack their monthly FIDE ratings, games, tournaments and more.
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
...
217🇰🇷Baek, Isu1,671
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
...
17071🇰🇷Baek, Isu1,671
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
...
120062🇰🇷Baek, Isu1,671