FC Seoul is an association football club based in Seoul, South Korea. The club was founded in 1983 under the name Lucky-Goldstar FC. Since 1984, Seoul is competing in the K League 1, the highest level of football in the country. Seoul is one of the most successful clubs in the country, having won six K League 1 titles, two League Cups and FA Cups, and one Super Cup. FC Seoul's one-club men Go Yo-han is the club's all-time most capped player in official competitions with 440 appearances as of the end of the 2022 season.