| bluffatrice | bluffeuse |
| Blum Blum Shub | Blum Blum Shub |
| Blumberg | Blumberg |
| Blumegg | Blumegg |
| Blumenstein | Blumenstein |
| Blumeray | Blumeray |
| Blur | Blur |
| blusa | tablier |
| Blut Aus Nord | Blut aus Nord |
| Blut und Boden | Blut und Boden |
| Bluto | Brutus |
| Blyde River Canyon | Blyde River Canyon |
| Blye | Blye |
| Blâmont | Blâmont |
| Blåvandshuk | Blåvandshuk |
| Bléneau | Bléneau |
| Bléquin | Bléquin |
| Blériot XI | Blériot XI |
| BM | BM |
| BMG | BMG Entertainment |
| BMG Ricordi | BMG Entertainment |
| BMS | BMS |
| BMW | Bayerische Motoren Werke AG |
| BMX | Bicycle motocross |
| BN | BN |
| BNC | Connecteur BNC |
| bo | hum |
| Bo Diddley | Bo Diddley |
| boa | boa |
| Boa Vista | Boa Vista |
| Boabdil di Granada | Boabdil |
| boara | vacher |
| Board of European Students of Technology | Board of European Students of Technology |
| Boarnsterhim | Boarnsterhim |
| boaro | vacher |
| boato sonico | bang sonique |
| Boavista Futebol Clube | Boavista Futebol Clube |
| bob | bob |
| Bob Beamon | Bob Beamon |
| Bob Dylan | Bob Dylan |
| Bob Geldof | Bob Geldof |
| Bob Holly | Bob Holly |
| Bob Kane | Bob Kane |
| Bob Marley | Bob Marley |
| Bob McAdoo | Bob McAdoo |
| Bob Pettit | Bob Pettit |
| Bob Rafelson | Bob Rafelson |
| Bob Seger | Bob Seger |
| Bob Sinclar | Bob Sinclar |
| Bob Weinstein | Robert Weinstein |
| Boba Fett | Boba Fett |
| Bobbejaan Schoepen | Bobbejaan Schoepen |
| Bobby Charlton | Bobby Charlton |
| Bobby Fischer | Bobby Fischer |
| Bobby Moore | Bobby Moore |
| Bobby Robson | Bobby Robson |
| Bobby Sands | Bobby Sands |
| Bobby Solo | Bobby Solo |
| Bobby Vinton | Bobby Vinton |
| Bobby Womack | Bobby Womack |
| Bobbysocks | Bobbysocks |
| Bobigny | Bobigny |
| bobina | navette |
| bobina di arresto | bobine de réactance |
| Bobina di Rogowski | Enroulement de Rogowski |
| Bobinatrice | Remontoir |
| Bobo Craxi | Bobo Craxi |
| Bobo-Dioulasso | Bobo-Dioulasso |
| Bobobo-bo Bo-bobo | Bobobo-bo Bo-bobo |
| Bobrujsk | Bobrouïsk |
