FC Seoul is a professional football club based in Seoul, South Korea, competing in the K League 1 (2023), the top tier of South Korean football. This unofficial FC Seoul flag (Korean: 비공식 FC 서울 깃발) features the team's official logo on a vertically divided red and black background derived from the club's jersey colors and visual identity.
| Flag Proportion: | 3:5 (standard flag ratio) |
|---|---|
| Flag Format: | Animated GIF (25-frame loop) |
| Flag Usage: | Fan-made / unofficial digital flag |
The FC Seoul logo is a striking emblem that carries strong symbolic meaning. The gold-bordered shield conveys strength, protection, and prestige, forming the foundation of the design. The black and red vertical stripes represent the club's core colors, emphasizing passion, intensity, and identity. At the top of the shield, a stylized flaming dragon holding a soccer ball in its mouth symbolizes fierce determination, competitive spirit, and the club's aggressive style of play. Beneath the shield, the team name reinforces the club's identity and city representation. Overall, the emblem communicates strength, passion, and ambition, making it a powerful symbol of FC Seoul in South Korean football.
Alternative Flag Designs
| Team name: | Football Club Seoul |
|---|---|
| Team nicknames: | Seoul Reds, Citizens |
| Team abbreviation: | - |
| Founded: | 1983 |
| Location: | Seoul, South Korea |
| Ground: | Seoul World Cup Stadium |
| Capacity: | 66,704 |
| League: | K League 1 |
| Team Colors: | Black and Red |
| Championships: | 6 |
| Second places: | 5 |
| Seasons in the K League 1: | 40 |
| Mascot: | - |










