| Name | Sailor ID | Most Recent Declaration |
|---|---|---|
| Cameron Boustead | RSACB3 | 89.0kg - Amateur |
| Sofian Bouvet | FRASB24 | 85.0kg - Professional |
| John Bowden | USAJB68 | |
| Roger Bowden | GBRFB16 | 85.0kg - Amateur |
| Ashley Bower | GBRAB88 | 68.0kg - Amateur |
| Robbie Boyd | GBRRB111 | 98.0kg - Amateur |
| Harry Bradley | GBRHB65 | 98.0kg - Amateur |
| Joseph Bradley | GBRJB230 | 70.0kg - Amateur |
| Aike Braje | GERAB97 | 95.0kg - Amateur |
| Branko Brcin | SLOBB3 | 80.0kg - Professional |
| George Bridge | GBRGB60 | 83.0kg - Amateur |
| Arthur Brown | GBRAB161 | 85.0kg - Amateur |
| Matt Brown | GBRMB202 | 74.0kg - Amateur |
| Matt Brushwood | GBRMB193 | 85.0kg - Amateur |
| Sophie Bubb | GBRSB164 | 50.0kg - Amateur |
| Dan Budden | GBRDB95 | |
| Mark Bulkeley | GBRMB12 | 98.0kg - Professional |
| Rob Bunce | GBRRB85 | 92.0kg - Professional |
| Heidi Burger | RSAHB3 | 81.0kg - Amateur |
| Lance Burger | RSALB1 | 89.0kg - Amateur |
| Craig Burlton | GBRCB36 | 79.0kg - Amateur |
| Marcello Burricks | RSAMB1 | 99.0kg - Amateur |
| Nick Butt | GBRNB28 | 85.0kg - Uncategorized |
| Cian Byrne | IRLBC19 | |
| William Byrne | IRLWB1 | 90.0kg - Amateur |