South Korean running influencer Yoo Ji-won has passed away after collapsing during a half-marathon run in Seoul.

Yoo Ji-won, a 25-year-old running influencer from South Korea, has died during a half-marathon run. The influencer competed on October 11, 2026, during the 2026 Seoul Race; however, she collapsed roughly 500 meters from the finish line. Medical personnel rushed to perform CPR, and she was sent to a medical facility. The following day, the organizers released a statement on Instagram confirming the passing of the influencer. Here is a translation of the organizer’s post:
“On October 11th at around 8:49 AM, a participant on the half course of the Seoul Race collapsed at the 20.6km mark. After first aid on the scene, they were transported to a medical facility by an ambulance via 119 and received treatment, but unfortunately, they passed away. We pray for the deceased’s soul to rest in peace and extend our deepest condolences to the bereaved family. We also offer our heartfelt condolences to the participants who were deeply saddened by the news of the deceased’s passing. The organizing committee will closely monitor the situation and take necessary follow-up measures. We once again express our deepest condolences to the family and wish them sincere comfort.”
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South Korean Running Influencer Yoo Ji-won Has Passed Away

According to a report from Yahoo Sports, one of the officials found the influencer on a street near Jonggak subway station, 500 meters from the finish line. They called for immediate medical assistance, performed CPR, and had taken her to a medical facility, but she did not regain consciousness.
Aside from her enthusiasm for running, Yoo Ji-won was a graduate of KAIST, also known as Korea Advanced Institute of Science and Technology. The influencer also served as a researcher for AI semiconductors. The organizers promised to examine the incident and perform the necessary follow-up measures.
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I’m Abhishek Sharma, an author at TigerJek.com. I enjoy exploring games, testing different strategies, and turning what I learn into clear, useful guides. My goal is to help players understand the game better and improve without the usual confusion.




