Go Yoon-seo
Go Yoon-seo (고윤서) has a rating of 1102, ranked 329 of 340 in korea play. Their highest rating so far is 1501 (June 9, 2022).
- 2026 record
- 3-10
- Record since 1954
- 26-144
- Win rate
- .153
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Rating history — korea
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)
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: 1415 (#48)
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| September 14, 2026 | Kim MiriHaesung女子棋聖戦 Round of 24 as White | Loss | ↓10 |
| September 11, 2026 | Ji Yu-hwan한국 프로기사협회 리그 Group 13 as White | Loss | ↓3 |
| September 8, 2026 | Kim Dayoung蘭雪軒杯 全国女子囲碁大会 전국 여자바둑대회 예선 결승 as Black | Loss | ↓6 |
| September 4, 2026 | Di Ana한국 프로기사협회 리그 Main Group 13 as Black | Win | ↑27 |
| August 24, 2026 | Chae HyeongiHaesung女子棋聖戦 Preliminary Final as White | Win | ↑23 |
| July 14, 2026 | Kim JooahSh수협은행 여자바둑 최강전 Preliminary Round 1 as White | Loss | ↓6 |
| June 24, 2026 | Kim JooahHarim杯 プロ女子国手戦 Preliminary Final as Black | Loss | ↓6 |
| June 23, 2026 | Kim SoojinHarim杯 プロ女子国手戦 예선 2회차 as Black | Win | ↑21 |
| April 20, 2026 | Lee YoungjooJiji Auction杯 紳士・淑女・新鋭連勝対抗戦 신사 숙녀 신예 연승대항전 예선 1회전 as Black | Loss | ↓5 |
| March 26, 2026 | Lee YoungjooMOA女子最高棋士決定戦 예선 2회차 as Black | Loss | ↓11 |
| February 21, 2026 | Kim HyeongwooSopalkosanol最高棋士決定戦 예선 2회차 as Black | Loss | ↓1 |
| January 13, 2026 | Kim Youngsam블리츠 Open 프로 예선 2회차 as Black | Loss | ↓3 |
| January 5, 2026 | Kim KiwonGS Caltex杯 プロ棋戦 Preliminary Round 1 as Black | Loss | ↓2 |
| December 15, 2025 | Park Tae-jun한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| December 15, 2025 | Yoon Ra-eun한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| December 15, 2025 | Lee Seung-seok한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| December 15, 2025 | Lee Seoyoung한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| December 15, 2025 | Song Minhyuk한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| December 15, 2025 | Cho Daehyeon한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
| November 24, 2025 | Jeong Daesang한국 프로기사협회 리그 Group 6 Colors unknown | Loss | — |
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.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 3-10 | .231 |
| 2025 | 4-28 | .125 |
| 2024 | 14-44 | .241 |
| 2023 | 8-50 | .138 |
| 2022 | 8-42 | .160 |
Calculated from games played between 1954 and 2026 (as of September 22, 2026).