Ji Yun-Seong (South Korean Actor)

Ji Yun-Seong (Korean: 지윤성) is a South Korean actor known for his appearances in various television drama series. Born on July 20, 1988, in South Korea, he has built a career taking on diverse supporting and guest roles across major broadcasting networks and streaming platforms.

Ji Yun-Seong portrait photograph — Ji Yun-Seong

Career and Television Appearances

Ji has appeared in numerous high-profile South Korean television series. His acting credits span productions for major networks and cable channels such as tvN, JTBC, MBC, and ENA. Some of his notable television drama appearances include:

Search: WWW (tvN / 2019)
Run On (JTBC / 2020-2021) as James' boyfriend (ep.9)
The Second Husband (MBC / 2021-2022)
Twenty Five Twenty One (tvN / 2022) as Reporter Ji Yun-Seong (ep.12)
Numbers (MBC / 2023) as an employee (ep.1)
My Lovely Liar (tvN / 2023) as Sang-Chul (ep.10-11)
Dear Hyeri (ENA-Genie TV / 2024) as Kang Se-Yeon (ep.3)
Nice to Not Meet You (tvN / 2025) as a reporter
The Practical Guide to Love (JTBC / 2026) as a praying man (ep.3)