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Hong Se-young

Hong Se-young (홍세영) has a rating of 1727, ranked 75 of 340 in korea play. Their highest rating so far is 1810 (May 19, 2026).

Hong Se-young홍세영洪世煐
Rating1727
Rank75
1-year change↑77
Peak rating1810
Last 1089-47(4 by default, 1 lost by default)
2026 record
18-11
Record since 1954
89-47
Win rate
.654

The rating is calculated from published game results. It does not include any adjustment for playing Black.

Korea ratingsFind a player

Rating history — korea

49 gamesHigh 1810Low 1634
131 gamesHigh 1810Low 1517
131 gamesHigh 1810Low 1517
131 gamesHigh 1810Low 1517

The “All” view starts at 1970; earlier years are used only to warm up the calculation and are not shown.

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
August 5, 2026Choi Yoon-sangThe Merriden Open 신예조 예선 1회전　as Black↓17
July 22, 2026Kim JinhyuSG杯 韓国日報 名人戦 Preliminary Final　as Black↓20
July 21, 2026Kim SangcheonSG杯 韓国日報 名人戦 Preliminary Round 4　as White↑12
July 20, 2026Kim ChanwuSG杯 韓国日報 名人戦 Preliminary Round 3　as White↑4
July 18, 2026Kim ChongsuSG杯 韓国日報 名人戦 Preliminary Round 2　as Black↑3
June 26, 2026Im Sang-gyu한국 프로기사협회 리그 Group 3　as White↓19
June 26, 2026Yoon Seo-won한국 프로기사협회 리그 Group 3　as White↓21
June 24, 2026Choi Seungcheol한국 프로기사협회 리그 Group 3　as White↑12
June 19, 2026Lee Seungjun한국 프로기사협회 리그 Group 3　as Black↑8
June 11, 2026Kang Jae-woo한국 프로기사협회 리그 Main Group 3　as Black↓21
June 10, 2026Cho Seunga한국 프로기사협회 리그 Main Group 3　as White↓26
May 19, 2026Kim Dong-han한국 프로기사협회 리그 Group 3　as Black↑6
May 18, 2026Lee Yeon한국 프로기사협회 리그 Group 3　as White↑9
May 7, 2026Han Jooyoung한국 프로기사협회 리그 Main Group 3　as White↑17
May 6, 2026Ju Chihong한국 프로기사협회 리그 Main Group 3　as Black↑8
April 23, 2026Kim Kieon한국 프로기사협회 리그 Group 3　as Black↓13
April 23, 2026Lee Hyungjin한국 프로기사협회 리그 Group 3　as White↑15
April 22, 2026Kim Seongi한국 프로기사협회 리그 Group 3　as White↑11
April 17, 2026Kim Joo-hyung한국 프로기사협회 리그 Group 3　as Black↑14
April 15, 2026Kim Sang-young한국 프로기사협회 리그 Group 3　as Black↑12

Tournament names are shown in Korean, as the Korea Baduk Association writes them, unless an English name is known.

Round names are translated from the Korea Baduk Association's wording; those we cannot translate are left in Korean.

Record by year

Counted by calendar year, January to December, from Korea Baduk Association games only (default wins and losses are included; jigo and no-result games are not). Games from 1954 onward; international tournaments are not included.

YearRecordWin rate
202618-11.621
202532-23.582
202439-13.750

Calculated from games played between 1954 and 2026 (as of September 22, 2026).