| Brian Mudzinganyama | Zimbabwe | left-hand-bat | right-arm-offbreak | Test/5day |
| Brian Vitori | Zimbabwe | left-hand-bat | left-arm-fast-medium | - |
| Brianna Harricharan | West Indies | right-hand-bat | right-arm-offbreak | T20I |
| Bridget Patterson | Australia | right-hand-bat | right-arm-fast | T20 |
| Brigham Smith | Czech Republic | - | - | T10 |
| Brighton Chipungu | Zimbabwe | - | - | - |
| Brijesh Prajapati | Germany | right-hand-bat | - | T10 |
| Brijesh Sharma | India | right-hand-bat | right-arm-fast-medium | T20 |
| Bristo Baby | India | right-hand-bat | right-arm-fast-medium | T10 |
| Britney Cooper | West Indies | right-hand-bat | right-arm-fast-medium | ODI, T10, T20, T20I |
| Brittany Perry | Australia | right-hand-bat | - | - |
| Brody Couch | Australia | left-hand-bat | right-arm-fast-medium | 4day, List A, ODI, T20 |
| Brooke Guest | England | right-hand-bat | - | 4day, List A, ODI, T20 |
| Brooke Halliday | New Zealand | left-hand-bat | right-arm-fast-medium | ODI, T20, T20I |
| Brooke Hepburn | Australia | right-hand-bat | right-arm-fast-medium | T20 |
| Bruce Martin | New Zealand | right-hand-bat | slow-left-arm-orthodox | T20 |
| Bruce Whaley | Ireland Republic | right-hand-bat | right-arm-fast-medium | Youth ODI |
| Bryan Charles | West Indies | right-hand-bat | right-arm-offbreak | - |
| Bryan Perera | Italy | right-hand-bat | right-arm-fast-medium | T10 |
| Bryan Rattan | Germany | - | - | - |
| Bryan Samuel | Germany | - | - | - |
| Bryan Zammit | Gibraltar | right-hand-bat | right-arm-fast-medium | T10, T20I |
| Bryce Allchin | Scotland | - | - | T10 |
| Bryce Jackson | Australia | - | right-arm-fast | List A, T20 |
| Bryce McGain | Australia | right-hand-bat | right-arm-fast-medium | T20 |
| Bryce Parsons | South Africa | left-hand-bat | slow-left-arm-orthodox | , List A, ODI, T20, Youth ODI |
| Bryce Street | Australia | left-hand-bat | - | 4day, List A, Test/5day |
| Brydon Carse | England | right-hand-bat | right-arm-fast | 100-Ball, 4day, ODI, T20, T20I, Test/5day |
| Bryony Smith | England | right-hand-bat | - | 100-Ball, List A, ODI, T20, T20I |
| BU Shivakumar | India | right-hand-bat | right-arm-offbreak | T20 |
| BU Shivkumar | India | left-hand-bat | right-arm-fast-medium | - |
| Buddharam Durgeshn Naidu | India | - | - | T20 |
| Buddhika Nishanka | Finland | - | - | T20 |
| Buddhika Ranasinghe | Cyprus | left-hand-bat | left-arm-fast-medium | T10 |
| Buddhisagar Bhandari | Nepal | right-hand-bat | right-arm-fast-medium | T10 |
| Buddika Mahesh | Sri Lanka | left-hand-bat | left-arm-fast-medium | T10 |
| Buddika Roshan | Romania | - | - | T10 |
| Bukhari Munchummal | Qatar | left-hand-bat | slow-left-arm-orthodox | T20I |
| Buks Stoneman | Portugal | - | - | - |
| Bunty Singh | Italy | right-hand-bat | right-arm-fast-medium | - |
| Burhan Haider | Romania | - | - | T10 |
| Burhan Niaz | Belgium | right-hand-bat | right-arm-fast-medium | T10, T20I |
| Burhan Saeed | Pakistan | - | - | - |
| Buset Omari | Austria | - | - | T10 |
| Buyanda Majola | South Africa | right-hand-bat | right-arm-fast-medium | Youth ODI |
| Byron Jon Hatton-Lowe | England | left-hand-bat | - | List A |
| C Kranthi Kumar | India | - | - | T20 |
| C Shriram | India | right-hand-bat | legbreak | - |
| C V Achyuth | India | right-hand-bat | right-arm-fast-medium | - |
| C Vadivel | India | - | - | - |