Choi Won-Seo 최원서
Korea (KOR)
February 2005 (MC2)
Personal Records
| 500m | 40,43 | 16 March 2019 | Seoul (KOR) |
| 1000m | 1.22,03 | 16 March 2019 | Seoul (KOR) |
| 1500m | 2.09,46 | 16 January 2019 | Seoul (KOR) |
| 3000m | 4.34,81 | 3 January 2019 | Seoul (KOR) |
Season Bests
| 500m | 40,43 | 16 March 2019 | Seoul (KOR) |
| 1000m | 1.22,03 | 16 March 2019 | Seoul (KOR) |
| 1500m | 2.09,46 | 16 January 2019 | Seoul (KOR) |
| 3000m | 4.34,81 | 3 January 2019 | Seoul (KOR) |
| 500m | 41,34 | 11 October 2017 | Seoul (KOR) |
| 1000m | 1.23,13 | 27 March 2018 | Seoul (KOR) |
| 1500m | 2.09,74 | 28 March 2018 | Seoul (KOR) |
| 3000m | 4.37,47 | 27 January 2018 | Seoul (KOR) |
| 500m | 43,40 | 27 November 2016 | Seoul (KOR) |
| 1000m | 1.29,51 | 24 January 2017 | Seoul (KOR) |
| 1500m | 2.21,14 | 24 January 2017 | Seoul (KOR) |
| 3000m | 5.20,98 | 25 January 2017 | Seoul (KOR) |
| 500m | 44,75 | 20 January 2016 | Seoul (KOR) |
| 1000m | 1.34,48 | 22 January 2016 | Seoul (KOR) |
| 1500m | 2.26,09 | 21 January 2016 | Seoul (KOR) |
| 500m | 47,08 | 6 December 2014 | Seoul (KOR) |
| 1000m | 1.39,98 | 6 December 2014 | Seoul (KOR) |
Results
| 54th National High School/Junior High School Championships | Seoul (KOR) | 27 - 29 March 2019 | ||||||||||||
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| 54th Memorial Competition | Seoul (KOR) | 16 - 17 March 2019 | ||||||||||||
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| 100th National Winter Sports Festival | Seoul (KOR) | 20 - 22 February 2019 | ||||||||||||
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| 2019 National Speed Skating Championships | Seoul (KOR) | 15 - 17 January 2019 | ||||||||||||
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| 17th Japan-Korea Youth Winter Sports Exchange Competition | Nagano (JPN) | 10 January 2019 | ||||||||||||
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Native Language Names