Go Player Ratings

JAKOAbout ratings

Lee Youngjoo

Lee Youngjoo (이영주) has a rating of 1395, ranked 254 of 340 in korea play. Their highest rating so far is 1549 (January 19, 2022).

Lee Youngjoo이영주李映周
Rating1395
Rank254
1-year change↓35
Peak rating1549
Last 1064-105(1 by default, 2 lost by default)
2026 record
7-13
Record since 1954
64-105
Win rate
.379

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

Korea ratingsFind a player

Rating history — korea

4 gamesHigh 1412Low 1393
18 gamesHigh 1501Low 1393
47 gamesHigh 1549Low 1393
166 gamesHigh 1549Low 1319

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)

21 gamesHigh 1562Low 1506
44 gamesHigh 1585Low 1506
90 gamesHigh 1695Low 1487
230 gamesHigh 1695Low 1446

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: 1522 (#27)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 19, 2026Lee Jeongeun한국여자바둑리그 준PO 1차전　as White↓15
September 17, 2026Kim Eunji한국여자바둑리그 14-4(통합라운드)　as Black↑31
September 10, 2026Lee Na-kyung한국여자바둑리그 13-1　as White↓19
September 3, 2026Jeong Yujin한국여자바둑리그 12-1　as White↓7
August 23, 2026Kim DayoungHaesung女子棋聖戦 예선 1회차　as Black↓10
August 15, 2026Kim Sinyoung한국여자바둑리그 10-3　as White↑16
August 7, 2026Kim Jooah한국여자바둑리그 9-2　as White↓9
July 31, 2026Kim Chaeyoung한국여자바둑리그 8-2　as White↓6
July 12, 2026Nakamura SumireSh수협은행 여자바둑 최강전 Preliminary Round 1　as White↓7
July 5, 2026Kim Hyeoimin한국여자바둑리그 5-4(통합라운드)　as White↓14
June 28, 2026Lee Suljoo한국여자바둑리그 4-4　as White↑17
June 23, 2026Kim EunseonHarim杯 プロ女子国手戦 예선 2회차　as Black↓13
June 19, 2026Kim Sinyoung한국여자바둑리그 3-2　as White↑17
April 21, 2026O YujinJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 2회전　as Black↓3
April 20, 2026Go Yoon-seoJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 1회전　as White↑5
April 19, 2026Kim DayoungMOA女子最高棋士決定戦 Preliminary Final　as Black↓9
March 27, 2026Lee MinjinMOA女子最高棋士決定戦 예선 3회차　as White↑20
March 26, 2026Go Yoon-seoMOA女子最高棋士決定戦 예선 2회차　as White↑11
January 22, 2026Kim Chongsu大舟杯 シニア最強者戦 예선 2회차　as Black↓19
January 13, 2026Lee Woo-joo블리츠 Open 프로 예선 2회차　as Black↓18

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
20267-13.350
202511-15.423
20242-1.667
202319-23.452
202218-25.419
202120-17.540
202021-16.568
201918-12.600
201810-16.385
20171-14.067
20165-14.263
20157-16.304
20149-9.500
20134-12.250
20128-14.364
20118-14.364

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