| Full name | 1. Fußballclub Union Berlin e. V. |
| Nickname(s) | Die Eisernen (The Iron Ones) |
| Founded | 20 January 1966; 56 years ago |
| (Preceded by FC Olympia Oberschöneweide, founded in 1906) | |
| Ground | Stadion An der Alten Försterei |
| Capacity | 22012 |
| President | Dirk Zingler |
| Head coach | Urs Fischer |
| League | Bundesliga |
| 2020–21 | Bundesliga, 7th of 18 |
