Lee Jae-sung

Jeonbuk Hyundai Motors

Lee joined Jeonbuk Hyundai Motors in 2014 and made his debut in the 2014 AFC Champions League match against Yokohama F. Marinos on 26 February. Choi Kang-hee, the manager of Jeonbuk at the time, praised his ability which kept balance about attack and defense of team, and actively used him, the newcomer. In 2016, he spent his best season by providing 17 assists during a year and winning the 2016 AFC Champions League. In the 2017 K League 1, he won the Most Valuable Player award after having eight goals and ten assists during 28 appearances.

Holstein Kiel

In July 2018, Lee joined 2. Bundesliga club Holstein Kiel on a three-year deal until 30 June 2021. The transfer fee paid to Jeonbuk was reported as €1.5 million. He played his first game against Hamburger SV on 4 August, and was named the player of the matchday by leaving a deep impression on kicker with two assists. After the end of the 2019–20 season, his goal against Karlsruher SC was selected as Kiel's Goal of the Season. On 13 January 2021, he played full time and scored the fourth penalty in a 2020–21 DFB-Pokal match, where Kiel won 6–5 on penalties after drawing 2–2 against Bayern Munich. Afterwards, Kiel reached the semi-finals of DFB-Pokal for the first time in history, but they were eliminated by Borussia Dortmund. Kiel also finished third in the 2020–21 2. Bundesliga, qualifying for the promotion play-off. In the two-legged play-off, Lee scored a goal and provided an assist,…

In the 2017 EAFF Championship, Lee led South Korea's title, and was named the Most Valuable Player and the Best Duel Player. Lee was named in South Korea's squad for the 2018 FIFA World Cup, and played all three games in the group stage. He also participated in the 2022 FIFA World Cup, helping South Korea advance to the knockout stage. On 10 October 2025, he made his 100th international appearance in a friendly match against Brazil. He received a call-up by Hong Myung-bo to join the 2026 FIFA World squad for South Korea.

Lee possessed the ball for a short time, and showed great influence when moving without the ball. He preferred passing in a fast tempo to carrying, and had a high work rate to preoccupy suitable spots. His movement was also skilled in interceptions when defending.

Club

As of match played 6 September 2026

International

As of match played 18 June 2026

Scores and results list South Korea's goal tally first, score column indicates score after each Lee goal.