|Date of birth||28 April 1973|
|Place of birth||Sancheong, Gyeongnam, South Korea|
|Height||1.75 m (5 ft 9 in)|
|Suwon Samsung Bluewings|
|1996–2006||Suwon Samsung Bluewings||226||(7)|
|1995||South Korea U-23||2||(0)|
|2012||Gyeongnam FC (Chief coach)|
|2013–2018||Suwon Samsung Bluewings (Assistant coach)|
|2018||Suwon Samsung Bluewings (Caretaker Manager)|
|2019||Daegu FC (Assistant coach)|
|2020||Daegu FC (Caretaker Manager)'|
|2022-||Suwon Samsung Bluewings (Manager)|
*Club domestic league appearances and goals, correct as of 1 October 2022|
‡ National team caps and goals, correct as of 10 June 2007
|Revised Romanization||I Byeonggeun|
Lee started his career as a professional footballer as a founding member of Suwon Samsung Bluewings in 1996. He played for Suwon Samsung Bluewings for ten years as one of the most steady players in the team.
He contract to Gyeongnam FC as a scouter in 2008. In 2012, he was named as chief assistant coach of the club.
In 2013, he moved to Suwon Samsung Bluewings as the chief assistant coach of the club. However, he was named caretaker manager of Suwon Samsung Bluewings September 2018. He left the club the following month.
At the beginning of 2019 Season, he joined Daegu FC as the chief assistant coach of the club. However, he was named caretaker manager of Daegu FC on February 5, 2020 to lead the club in the upcoming 2020 K League 1 season.
Club career statistics
|Club performance||League||Cup||League Cup||Continental||Total|
|South Korea||League||KFA Cup||League Cup||Asia||Total|
|1996||Suwon Samsung Bluewings||K-League||24||0||?||?||6||0||-|
- "대구FC, 이병근 감독대행 체제로 2020시즌 치른다". Daegu FC. Retrieved 6 February 2020.
- Lee Byung-keun – K League stats at kleague.com (in Korean)
- National Team Player Record[permanent dead link] (in Korean)
- Lee Byung-keun at National-Football-Teams.com