JIPYONG LLC

Associate

Sangyong JUN

TEL +82-2-6200-1934
FAX +82-2-6200-0823
E-MAIL junsy@jipyong.com

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Sangyong JUN is a member of Jipyong’s Antitrust & Competition Group and International Group, where he focuses on antitrust and dispute resolution matters. After graduating from Seoul National University School of Law, he joined Jipyong and has successfully handled a wide range of complex domestic and cross-border disputes. Most recently, he earned an LL.M. from Yale Law School.

He is also deeply committed to public interest work. He has handled a number of significant cases before the Supreme Court and the Constitutional Court and has presented oral argument before the Supreme Court. In recognition of this work, he has received the Korea Legal Awards three times.

As a member of Jipyong’s AI, Bio & Healthcare Center, Mr. JUN has secured numerous favorable judgments in healthcare-related litigation and received a commendation from the Minister of Food and Drug Safety in 2022. Since 2025, he has also served as a member of the Ministry of Food and Drug Safety’s Committee on the Safety Management and Supply of Medical Products for Public Health Emergency Response.

Education Close

2025-2026Yale Law School (LL.M.)
2025Seoul National University, Graduate School of Law (Ph.D., coursework completed, in Civil Law)
2019 Seoul National University, Graduate School of Law (J.D., cum laude)
2016 Seoul National University, College of Liberal Studies (B.A. in Business Administration and Economics, summa cum laude)

Experience Close

2019-Present JIPYONG LLC
2025-2026Articles Editor, Yale Journal of International Law
2025-2026Contributor, Thurman Arnold Project at Yale
2020-2022Researcher, Seoul National University Center for Future Scholars
2017-2018 Research Assistant, Seoul National University Law Research Institute

Honors and Recognitions Close

2025Best Litigation Award at the Eighth Korea Legal Awards
2023 Pro Bono Award at the Sixth Korea Legal Awards
2022 Pro Bono Award at the Fifth Korea Legal Awards
2022 Commendation from Minister of Food and Drug Safety

Speaking Engagements and Publications Close

2026Chiba-Okabe, H. & Jun, S. (2026, May). State competition policy for gig worker platforms (2026 Student Papers, Paper 03). Thurman Arnold Project at Yale, Yale University
2025Jun, S., & Lee, O. (2025). A record of the Supreme Court public hearing in the “Everyone’s First Floor” case. Public Interest and Human Rights, 25, 271–298.
2022, 2023Kim, G. H., Kim. J., Kosman, M., & Jun, S. (2022 & 2023). South Korea. In Lexology Getting the Deal Through: Dispute Resolution. Law Business Research
2022Jun, S. (2022). A study on non-negligent medical events. Seoul Law Journal, 63(1), 177–220.
2018Park, S., Park, H., & Jun, S. (2018). Illegality of pollution of privately owned land. SNU Law Review, 8, 330–361.
2017Jun, S. (2017). A law and economics analysis of remedies for voting agreements. Korean Journal of Law and Economics, 14(3), 519–540.