Yoon Seong-Won
Place: Seoul, Republic of Korea
Rating: 2068.36, Std: 211.32, Rank: 521
First game: 2006-08-15, Last game: 2018-07-22
Top rating: 2068.36 (2018-07-22)
Games: 20, Wins: 6, Draws: 3, Losses: 11
Gy1: 0, Gy2: 0, Gy5: 4
| The 3rd Korea Tournament | ||||
|---|---|---|---|---|
| Date | 2018-07-22 | Rating | 2068.36 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Draw | Han Tae-ho | 2296.00 |
| 2 | White | Win | Choi Chang-in | 1727.52 |
| 3 | White | Win | Han Jin-ea | 1875.09 |
| SQF | White | Loss | Choi Eun-seo | 2141.36 |
| Korea-Estonia Friendship Tournament | ||||
| Date | 2017-07-30 | Rating | 2061.43 | |
| Round | Color | Result | Opponent | |
| 4 | White | Win | Lee Sae-gang | 2051.62 |
| 5 | Black | Loss | Soosõrv Ants | 2683.64 |
| The 6th Best of Best Match | ||||
| Date | 2006-12-03 | Rating | 1853.25 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Chang Jae-Won | 2019.06 |
| 2 | Black | Win | Byeon En-Seob | 1796.23 |
| 3 | White | Loss | Kim Su Chan | 2129.16 |
| 4 | Black | Loss | Choi Yun Suk | 2258.49 |
| 5 | White | Loss | Kim Byoung-Jun | 2472.21 |
| The 19th Ranking Tournament | ||||
| Date | 2006-11-26 | Rating | 1852.43 | |
| Round | Color | Result | Opponent | |
| 3 | Black | Win | Park Jong-Seon | 1655.02 |
| Asian Championship | ||||
| Date | 2006-08-15 | Rating | 1838.53 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Okabe Hiroshi | 2573.64 |
| 2 | Black | Loss | Kuramoto Hideharu | 1860.05 |
| 3 | Black | Loss | Chang Kyoung-Jun | 1969.24 |
| 4 | White | Draw | Cha Jee-Young | 1703.41 |
| 5 | Black | Loss | Kwon Jae-Woo | 1892.15 |
| 6 | Black | Draw | Kang Bo-Ra | 1748.72 |
| 7 | White | Loss | Chang Jae-Won | 2016.38 |
| 8 | Black | Loss | Kubo Izumi | 2090.03 |