Founded: 3 May 1905 (as 1. Bielefelder FC Arminia)
Bandas: Sรผdtribรผne Bielefeld (Movement)
Boys Bielefeld (Ultras)Founded: 1995
Old ultras
Lokal Crew (Ultras)Founded: 2006
Companions Bielefeld (Ultras)Founded: 2006
Subgroup of Lokal Crew
Sektion Stadionverbot (Ultras)
Sparrenkollektiv (Ultras)Founded: 2005
Subgroup of Lokal Crew
Blue Army/OWT (Hooligans)Founded: 1982
Old hooligans