Jun Seok Oh

Jun Seok Oh (also written as Junseok Oh) is a professional poker player from South Korea. He has been a consistent presence on the Asian tournament circuit, particularly in events organized by the Asian Poker Tour (APT), Super Cup, and Poker Dream. With a total live earnings of $451,145 in Asia-Pacific as of June 2026, he ranks among the top South Korean players on the Somuchpoker Poker Index (SPI).

Oh’s biggest live cash came in November 2024 at the APT Vietnam Main Event in Hoiana. He finished runner-up out of 400 entries, winning ₫2,865,000,000 (approximately $112,795), the largest single prize of his career. He also recorded a second-place finish in the Super Cup Busan 2025 High Roller event (200 entries) and a fifth-place finish in the Super Cup Busan 2025 Super High Roller (100 entries).

According to the Hendon Mob and Somuchpoker, Oh has made 38 in-the-money finishes out of 47 events attended, a 81% ITM rate. His career includes cashes in major series such as APT, WPT Prime, Ace Poker League, and Taiwan Millions Tournament. Below are some notable results:

• 2024 APT Main Event (Hoiana): 2nd out of 400, ₫2,865,000,000
• 2025 Super Cup Busan #10 High Roller: 2nd out of 200, prize undisclosed
• 2025 Super Cup Busan #12 Super High Roller: 5th out of 100
• 2023 APT Main Event (National Convention Center): 257th out of 1,334, ₫64,990,000
• 2022 WPT Prime Main Event (Crown Poker Club): 37th out of 777, ₫79,953,044
• 2023 APL Taipei Main Event: 21st out of 958, NT$140,000
• 2026 APT Main Event (Red Space): 56th out of 1,300, NT$225,500

In 2025, Oh continued to show strong form. He won a side event at the 2025 Super Cup Jeju (33 entries) and placed 11th in another. He also cashed in multiple events at the Super Cup Busan series. His consistent deep runs have kept him in the top 100 of the South Korean SPI rankings.

Limited public analysis exists on Oh’s specific playing style, but his deep runs in large-field Main Events suggest a versatile and disciplined approach. He is recognized as one of the rising stars in South Korean poker, often noted for his ability to adapt to different tournament structures and formats.

Oh has earned sponsorship or representation from several poker tours, as indicated by his profile listing affiliations with Poker Dream, U Series of Poker, Taiwan Millions Tournament, and others. He is also a regular at Asian live events, building a strong network within the community.