Format
Ahn, Hongjin
IM🇰🇷FIDE 13201492· Male· South Korea· Born in 1999
Follow Hongjin AhnTrack his monthly FIDE ratings, games, tournaments and more.
Hongjin Ahn, a 27-year-old South Korean International Master, is rated 2331 — his current career high and ranked 2nd among South Korean players, and in the top 1% worldwide. He is on a steady climb with +27 Elo over the past 12 months. 13 rated games in the past year (≈35/year long-term). Recent appearances: 2026 Korea National Championship - Men and 1st CHESSFREAK Tournament. He took a 12-month break between Oct 2024 and Nov 2025. He reached South Korean #2 in Aug 2017 and has been in South Korean top 3 for 85 months and counting (3 consecutive years on his current run).
Awarded IM in 2018 (age 19). At junior level, he reached #2, #2, #2, #2 and #1 nationally in U20, U18, U16, U14 and U12.
Current rating
2331
Standard
Rpd2150·Blz2182
All-time high
2331
at best
Apr 2026 · age 27
Apr 2026 · age 27
Activity
18
games / yr avg. · ≈2/mo
13 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#2
#2 · South Korean players · of 646
National top 3 since Sep 2024
National top 3 since Sep 2024
Career timeline
27 entries2026
85 months in national top 3 (ongoing)
longest streak 41 months · since Aug 2015
May 2026
All-time peak 2331
at age 27
Apr 2026
2024
Re-crossed 2300
at age 25
Oct 2024
Inactive for 12 months
paused at 2304 → returned at 2314
Oct 2024
500 career games
at age 25
Mar 2024
2022
Re-crossed 2300
at age 23
Mar 2022
Standard rating history
Activity & highlights
Evolution
+27
2304 → 2331
Tournaments
2
13 games
Score
12/ 1392.3%
12W0D1L
Top 3 wins
Top 1 loss
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 6/7 | #3 | 2386 | +16.6 |
Open Swiss | Oct 2025 | 6/6 | #1 | 2548 | +9.6 |
Most-Played Opponents
vsJunhyeok LeeIM
🇰🇷KOR·2394
+13 −15 =10
38 games·last met Mar 2026
View head-to-head →
vsSehyun KwonFM
🇰🇷KOR·2283
+15 −11 =6
32 games·last met Feb 2026
View head-to-head →
vsInguh KimCM
🇰🇷KOR·1959
+13 −4 =4
21 games·last met Dec 2021
View head-to-head →
vsSungmin Ahn
🇰🇷KOR·1883
+14 −2 =2
18 games·last met Feb 2024
View head-to-head →
vsJunggi Bae
🇰🇷KOR·1764
+7 −2 =8
17 games·last met Apr 2019
View head-to-head →
Rankings
/
South Korea
#2
out of 703 players
Asia-Pacific
#647
in continent
World
#3,180
out of 400,000+
National ranking
Europe & World
Europe
World
South Korea
| 1 | 🇰🇷Follow Junhyeok LeeTrack their monthly FIDE ratings, games, tournaments and more. | 2,394 |
| 2 | 2,331 | |
| 3 | 🇰🇷Follow Sehyun KwonTrack their monthly FIDE ratings, games, tournaments and more. | 2,283 |
| 4 | 🇰🇷Follow Hungi YunTrack their monthly FIDE ratings, games, tournaments and more. | 2,225 |
| 5 | 🇰🇷Follow Erdenetulga RentsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,182 |
| 6 | 🇰🇷Follow Isaak HuhTrack their monthly FIDE ratings, games, tournaments and more. | 2,174 |
| 7 | 🇰🇷Follow Kyungseok LeeTrack their monthly FIDE ratings, games, tournaments and more. | 2,111 |
| 8 | 🇰🇷Follow Injung GuTrack their monthly FIDE ratings, games, tournaments and more. | 2,077 |
| 9 | 🇰🇷Follow Roza EynulaTrack her monthly FIDE ratings, games, tournaments and more. | 2,048 |
| 10 | 🇰🇷Follow Jinwoo NohTrack their monthly FIDE ratings, games, tournaments and more. | 2,038 |
Asia-Pacific
| 1 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 2 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 3 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,751 |
| 5 | 🇮🇳Follow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more. | 2,739 |
| 6 | 🇨🇳Follow Liren DingTrack their monthly FIDE ratings, games, tournaments and more. | 2,738 |
| 7 | 🇮🇳Follow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more. | 2,733 |
| 8 | 🇮🇳Follow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 9 | 🇻🇳Follow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more. | 2,731 |
| 10 | 🇷🇺Follow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more. | 2,729 |
| ... | ||
| 647 | 2,331 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 3180 | 2,331 | |