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| Name: | Seo, Seong-Seo | 서성서 |
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| Club: | |||
| Residence: | |||
| Year of birth: | (Cat. german: #NA) | ||
| Date of birth: | 00.00.0000 | (Cat. internat.: #NA) | |
| Nationality: | KOR  |
South Korea | |
| RunnerID: | 2372555 | ||
3 search results (3 Events, 258 km). (More)
| 2025 | 2 Events, 158 km (More) | ||||
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| 20.-21.09.2025 | Seoul Ultra Trail 100K (KOR) | 110km | |||
| 23:39:40 h | Seo, Seong-Seo | Overall: 173 | M: 153 | Cat #NA: 0 | |
| 29.06.2025 | korea 50k Chuncheon (KOR) | 48km | |||
| 12:16:02 h | Seo, Seong-Seo | Overall: 249 | M: 213 | Cat #NA: 0 | |
| 2024 | 1 Event, 100 km (More) | ||||
| 17.-18.08.2024 | Busan Summer Beach 100 Km Ultra Marathon (KOR) | 100km | |||
| 13:33:01 h | Seo, Seong-Seo | Overall: 48 | M: 45 | Cat #NA: 0 | |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2025 | 2024 |
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