| Bad Blue Boys | |
|---|---|
 Bad Blue Boys | |
| Abbreviation | BBB |
| Founded | 17 March 1986 |
| Type | Supporters' group, ultras group |
| Club | Dinamo Zagreb |
| Location | Zagreb, Croatia |
| Arenas | Stadion Maksimir |
| Stand | North (at home) |
| Colours | |
| Website | www |
Bad Blue Boys (BBB) are an ultras group who support the Croatian football club GNK Dinamo Zagreb.