Format
JS
Jang, Seojun
🇰🇷FIDE 13216520· Male· South Korea· Born in 2014
Follow Seojun JangTrack his monthly FIDE ratings, games, tournaments and more.
Seojun Jang, a 12-year-old South Korean player, is rated 1738. He has slipped back 85 Elo over the past 12 months. 102 rated games in the past year (≈77/year long-term). Recent standard appearances include Olympiad Qualifier 2026 (Men), 37th LSH tournament, and 36th LSH Tournament. Also played 6 rapid (including 9th Eastern Asia Youth Chess Championships 2025 Rapid-U12) and 4 blitz events (including Via Monthly Blitz) recently. His peak of 1838 was reached at age 12 (Jan 2026); he also reached South Korean #41 in May 2025.
At junior level, he reached #3 and #2 nationally in U12 and U10.
Current rating
1738
Standard
Rpd1799·Blz1733
All-time high
1838
−100 pts below
Jan 2026 · age 12
Jan 2026 · age 12
Activity
74
games / yr avg. · ≈6/mo
101 past 12 mo · ≈8/mo
classical only
Active
classical only
Active
Signature stat
#96,714
#96,714 · players worldwide · of 218,279
Career timeline
11 entries2026
All-time peak 1838
at age 12 · −100 from today
Jan 2026
2025
Re-crossed 1800
at age 11
Oct 2025
Peak South Korean rank: #41
at age 11 · rated 1834
May 2025
3rd South Korean U12 player
at age 11 · rated 1818
Feb 2025
Crossed 1800
at age 11
Feb 2025
2024
2nd South Korean U10 player
at age 10 · rated 1742
Sep 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
-69
1807 → 1738
Tournaments
24
116 games
Score
74/ 11663.8%
56W36D24L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
16 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 3/7 | #18 | 1805 | -2.0 |
Swiss | May 2026 | 5/2 | #6 | 2328 | -5.2 |
Open Swiss | May 2026 | 3/3 | #9 | 2297 | -21.6 |
Team | May 2026 | 0/2 | #28 | 1269 | -24.0 |
Swiss | Apr 2026 | 5/3 | #2 | 2411 | +16.0 |
Open Swiss | Apr 2026 | 4/3 | #1 | 2308 | +21.6 |
Team | Apr 2026 | 0.5/2 | #25 | 1600 | -18.0 |
Team | Mar 2026 | 1.5/2 | #9 | 2018 | +18.8 |
Team | Mar 2026 | 0.5/2 | #23 | 1463 | -39.2 |
Open Swiss | Feb 2026 | 3/6 | #57 | 1825 | -46.0 |
Most-Played Opponents
vsSejun Oh
🇰🇷KOR·1783
+1 −5 =3
9 games·last met May 2025
View head-to-head →
vsHyunbin Choi
🇰🇷KOR·1665
+2 −5 =2
9 games·last met Jun 2024
View head-to-head →
vsYegeon Kim
🇰🇷KOR·1998
+1 −5 =1
7 games·last met May 2026
View head-to-head →
vsKaviinayan Meiyazhagan
🇰🇷KOR·1998
+1 −5 =1
7 games·last met May 2026
View head-to-head →
vsMinjae Kim
🇰🇷KOR·1822
+3 −2 =2
7 games·last met Oct 2025
View head-to-head →
Rankings
/
South Korea
#145
out of 718 players
Asia-Pacific
#12,493
in continent
World
#96,712
out of 400,000+
National ranking
Europe & World
Europe
World
South Korea
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| 145 | 1,738 | |
Asia-Pacific
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| ... | ||
| 12493 | 1,738 | |
World
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| ... | ||
| 96712 | 1,738 | |