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Sim, Kyujin

🇰🇷

FIDEFIDE 13235508· Male· South Korea· Born in 2007

Follow Kyujin SimTrack his monthly FIDE ratings, games, tournaments and more.

Kyujin Sim, a 19-year-old South Korean player, is rated 1628. He has slipped back 56 Elo over the past 12 months. 10 rated games in the past year. Recent standard appearances include 6th Ecclesia Standard Event U1800 2025, 8th Gritchess Standard Match, and 6th Gritchess Standard Match. His peak of 1684 was reached at age 18 (Sep 2025).

At junior level, he reached #28 and #16 nationally in U20 and U18.

Current rating

1628

Standard

Rpd—·Blz—

All-time high

1684

−56 pts below
Sep 2025 · age 18

Activity

12

games / yr avg. · ≈1/mo

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

Signature stat

#136,398

#136,398 · players worldwide · of 218,279

Career timeline

7 entries
2026
28th South Korean U20 player
at age 19 · rated 1628
May 2026
2025
16th South Korean U18 player
at age 18 · rated 1684
Sep 2025
Crossed 1600
at age 18
Sep 2025
Crossed 1500
at age 18
Sep 2025
Crossed 1400
at age 18
Sep 2025
All-time peak 1684
at age 18 · −56 from today
Sep 2025

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Top opponent
vs Seojun Jang 1,809
8th Gritchess Standard Match · Nov 2025 · +8.2 Elo
Evolution
-56
1684 → 1628
Tournaments
3
18 games
Score
9/ 1850.0%
8W2D8L
Top 3 wins
1.[W]vsJunesun Kim1,654·6th Gritchess Standard Match·R3·+18.3
2.[W]vsYeonwook Choi1,553·6th Gritchess Standard Match·R1·+12.8
3.[D]vsSeojun Jang1,809·8th Gritchess Standard Match·R5·+8.2

Last 12 months — tournaments

3 events
EventDateScoreRankPerfΔ Elo
6th Ecclesia Standard Event U1800 2025
Open Swiss
Dec 20254/1#432304-28.0
8th Gritchess Standard Match
Swiss
Nov 20252.5/4#331936-26.0
6th Gritchess Standard Match
Swiss
Aug 20252.5/5#916350.0
Worst Elo result: 6th Ecclesia Standard Event U1800 2025 (-28.0 Elo, finished #43).

Rankings

/
South Korea
#272
out of 718 players
Asia-Pacific
#20,961
in continent
World
#136,390
out of 400,000+

National ranking

Europe & World

Europe
World
South Korea
1
🇰🇷Lee, JunhyeokFollow Junhyeok LeeTrack their monthly FIDE ratings, games, tournaments and more.
2,398
2
🇰🇷Ahn, HongjinFollow Hongjin AhnTrack their monthly FIDE ratings, games, tournaments and more.
2,336
3
🇰🇷Kwon, SehyunFollow Sehyun KwonTrack their monthly FIDE ratings, games, tournaments and more.
2,286
4
🇰🇷Yun, HungiFollow Hungi YunTrack their monthly FIDE ratings, games, tournaments and more.
2,214
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
🇰🇷Lee, YounggyuFollow Younggyu LeeTrack their monthly FIDE ratings, games, tournaments and more.
2,045
...
272🇰🇷Sim, Kyujin1,628
Asia-Pacific
1
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
1
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
3
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
4
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
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.
2,735
8
🇷🇺Nepomniachtchi, IanFollow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more.
2,733
9
🇮🇳Gukesh DFollow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more.
2,732
10
🇻🇳Le, Quang LiemFollow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more.
2,731
...
20961🇰🇷Sim, Kyujin1,628
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
136390🇰🇷Sim, Kyujin1,628