Format
JH
Jeong, Hajun
🇰🇷FIDE 13234013· Male· South Korea· Born in 2010
Follow Hajun JeongTrack his monthly FIDE ratings, games, tournaments and more.
Hajun Jeong, a 16-year-old South Korean player, is rated 1923 — just 29 short of his peak of 1952 (Apr 2026, age 16). He is progressing steadily with +24 Elo over the past 12 months. 20 rated games in the past year. Recent standard appearances include 33rd Korea Chess League Division 1 Round 5-6, 33rd Korea Chess League Division 1 Round 3-4, and 33rd Korea Chess League Division 1 Round 1-2. Also played 1 blitz event (including 2025 CTCA International Chess Open-Blitz) recently. He reached South Korean #24 in May 2026.
At junior level, he reached #4 nationally in U16.
Current rating
1923
Standard
Rpd—·Blz1809
All-time high
1952
−29 pts below
Apr 2026 · age 16
Apr 2026 · age 16
Activity
22
games / yr avg. · ≈2/mo
20 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#42,532
#42,532 · players worldwide · of 218,279
Career timeline
6 entries2026
Peak South Korean rank: #24
at age 16 · rated 1944
May 2026
4th South Korean U16 player
at age 16 · rated 1952
Apr 2026
Best 12-month gain (+53 Elo)
1899 → 1952
Apr 2026
All-time peak 1952
at age 16 · −29 from today
Apr 2026
2025
Crossed 1800
at age 15
Aug 2025
First FIDE rating
1899 · at age 15
Aug 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
+24
1899 → 1923
Tournaments
6
24 games
Score
18.5/ 2477.1%
17W3D4L
Top 3 wins
3.[W]vsRainen Yi-Fan Simpson1,786·2025 CTCA International Chess Open- Age group GU15U15GU13U13·R4·+13.7
Top 3 losses
Last 12 months — tournaments
6 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 1/2 | #22 | 1741 | -20.8 |
Team | Apr 2026 | 1/2 | #13 | 1868 | -9.6 |
Team | Mar 2026 | 2/2 | #8 | 2359 | +12.0 |
Team | Mar 2026 | 2/2 | #4 | 2507 | +20.8 |
Swiss | Feb 2026 | 5.5/7 | #3 | 1944 | +19.6 |
Open Swiss | Jul 2025 | 7/5 | #1 | 1699 | 0.0 |
Rankings
/
South Korea
#37
out of 718 players
Asia-Pacific
#5,028
in continent
World
#42,531
out of 400,000+
National ranking
Europe & World
Europe
World
South Korea
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