Go Player Ratings

JAKOAbout ratings

Jeong Yeonwoo

Jeong Yeonwoo (정연우) has a rating of 1310. Their highest rating so far is 1516 (December 19, 2016).

Jeong Yeonwoo정연우鄭娟宇
Rating1310
Rank—
1-year change—
Peak rating1516
Last 1016-48(3 lost by default)
2026 record
0-1
Record since 1954
16-48
Win rate
.250

No games in the last year

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

Korea ratingsFind a player

Rating history — korea

2 gamesHigh 1314Low 1310
12 gamesHigh 1348Low 1310
61 gamesHigh 1516Low 1310

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

Rating history in the korean women's tournaments pool (for reference)

3 gamesHigh 1400Low 1376
5 gamesHigh 1418Low 1376
38 gamesHigh 1535Low 1376

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

Ratings in other pools

Ratings for Korean play and for Korean women's tournaments are calculated independently, and neither affects ratings in Japanese tournaments.

  • Korean women's tournaments: 1376 (#60)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
July 15, 2026Ko MisoSh수협은행 여자바둑 최강전 예선 2회차　as Black↓11
January 6, 2025Kim SeungguGS Caltex杯 プロ棋戦 예선 1회차　as Black↓3
August 25, 2024Kim SanginHaesung女子棋聖戦 Preliminary Final　as Black↓12
May 17, 2024O YujinJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as White↓4
May 1, 2024Kim HyeoiminIBK기업은행배 여자바둑 마스터스 예선 1회차　as Black↓5
May 15, 2023Kim SunbinJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as Black↓11
December 6, 2022Park SeungmunGS Caltex杯 プロ棋戦 Preliminary Round 1　as Black↑18
November 22, 2022Kim Kangmin한국바둑리그 리그 1차 선발전 2회전(19조)　Colors unknown—
November 21, 2022Choi Byounghwan한국바둑리그 리그 1차 선발전 1회전(19조)　as White↓7
June 20, 2022Kim SeongiSG杯 韓国日報 名人戦 Preliminary Round 1　Colors unknown—
June 2, 2022Ko MisoIBK기업은행배 여자바둑 마스터스 Preliminary Round 2　as White↓13
May 17, 2022Cho HyeyeonJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 대 숙녀 연승대항전 예선 1회전　as White↓5
November 30, 2021O Yujin크라운해태배 Preliminary Round 2　as White↓3
November 25, 2021Lee Yujin蘭雪軒杯 全国女子囲碁大会 Preliminary Round 1　as Black↓15
October 10, 2021Song Sanghun한국바둑리그 2차 선발전 2회전　as Black↓4
October 10, 2021Yoo Juhyeon한국바둑리그 2차 선발전 1회전　as Black↓17
October 9, 2021Lee Donghui한국바둑리그 1차 선발전 3회전　as Black↑20
October 8, 2021Park Jiyoung한국바둑리그 1차 선발전 2회전　as Black↑13
October 7, 2021Lee Hoseong한국바둑리그 1차 선발전 1회전　Colors unknown↓3
September 19, 2021Kim Kyeongeun한국여자바둑리그 플레이오프 3차전　as Black↓17

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
20260-1.000
20250-1.000
20240-3.000
20230-1.000
20221-5.167
20218-15.348
20200-6.000
20196-15.286
20189-16.360
20173-9.250
20161-2.333

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