| Baskaran Ranjit | India | - | - | - |
| Baskaran Surendar | India | - | - | T20 |
| Bastiaan Zuiderent | Netherlands | right-hand-bat | right-arm-fast-medium | - |
| Bastin Tom | India | right-hand-bat | slow-right-arm-orthodox | - |
| Batin Shah | Afghanistan | right-hand-bat | right-arm-fast-medium | T10, T20 |
| Battina Yashwanth | India | right-hand-bat | right-arm-fast-medium | T20 |
| Batuhan Cem Sahin | Turkey | - | - | T10, T20I |
| Bav Patel | England | right-hand-bat | - | T10 |
| Bavanaka Sandeep | India | left-hand-bat | slow-left-arm-orthodox | T20 |
| Baxter Holt | Australia | right-hand-bat | right-arm-fast-medium | 4day, List A, T20, Test/5day |
| Bayanda Majola | South Africa | left-hand-bat | right-arm-fast-medium | Youth ODI |
| Bayley Wiggins | New Zealand | right-hand-bat | - | 4day, List A, ODI, T20 |
| Baz Ayubi | Sweden | - | - | T20I |
| Bazil Asim | United Arab Emirates | right-hand-bat | right-arm-fast-medium | T10, T20, Youth ODI |
| BD Birkhead | England | - | - | - |
| Bea Willis | England | right-hand-bat | right-arm-fast-medium | - |
| Bear Paice | England | right-hand-bat | right-arm-fast-medium | - |
| Beau Gurner | Jersey | right-hand-bat | right-arm-fast | T10 |
| Beau Webster | Australia | right-hand-bat | right-arm-offbreak | 4day, List A, ODI, T10, T20, Test/5day |
| Beauty Oguai | Nigeria | right-hand-bat | right-arm-fast-medium | - |
| Beavan Fernando | Italy | - | - | - |
| Bebin Zacharia | Italy | - | - | - |
| Beckham Wheeler-Greenall | New Zealand | right-hand-bat | right-arm-offbreak | , T20, Youth ODI |
| Becky Glen | Scotland | right-hand-bat | right-arm-fast-medium | T20I |
| Behram Ali | Germany | right-hand-bat | right-arm-fast-medium | T10 |
| Bejawada Phanindra | India | right-hand-bat | - | T10 |
| Bejon Sarker | Estonia | - | - | T10 |
| Belal Ahmed | Spain | - | - | T10 |
| Belal Zadran | Germany | right-hand-bat | right-arm-fast | T10 |
| Belaul Emon | Germany | - | - | T10 |
| Belayet Hossain | Bangladesh | right-hand-bat | right-arm-fast-medium | - |
| Belayet Khan | Finland | - | - | T10, T20 |
| Belinda Vakarewa | Australia | right-hand-bat | right-arm-fast-medium | T20 |
| Bella Armstrong | New Zealand | - | - | T20, T20I |
| Bella James | New Zealand | right-hand-bat | - | T20, T20I |
| Beloved Biza | Zimbabwe | right-hand-bat | - | ODI, T20, T20I |
| Belyse Murekatete | Rwanda | - | - | T20I |
| Ben Aitchison | England | right-hand-bat | right-arm-fast-medium | 4day, List A, T20 |
| Ben Allison | England | right-hand-bat | right-arm-fast-medium | 4day, List A, T20 |
| Ben Ashkenazi | Australia | left-hand-bat | right-arm-fast-medium | - |
| Ben Birkhead | England | right-hand-bat | - | - |
| Ben Blakemore | England | right-hand-bat | right-arm-fast-medium | - |
| Ben Brown | England | right-hand-bat | slow-left-arm-orthodox | 4day, List A, ODI, T20 |
| Ben Charlesworth | England | left-hand-bat | right-arm-fast-medium | , 4day, List A, ODI, T20, Youth ODI |
| Ben Claydon | England | right-hand-bat | right-arm-fast-medium | T10 |
| Ben Clifford | England | right-hand-bat | right-arm-fast-medium | 4day, List A, T20 |
| Ben Coad | England | right-hand-bat | right-arm-fast-medium | 4day, List A, T20 |
| Ben Compton | England | left-hand-bat | right-arm-offbreak | 4day, List A |
| Ben Cooper | Netherlands | left-hand-bat | right-arm-fast-medium | ODI, T20I |
| Ben Cotton | England | right-hand-bat | right-arm-fast-medium | - |