| Name | Sailor ID | Most Recent Declaration |
|---|---|---|
| Evie Snedker | GBRES63 | 56.0kg - Amateur |
| Jordyn Soldin | RSAJS11 | 61.0kg - Amateur |
| Charlie South | GBRCS129 | 98.0kg - Amateur |
| Graeame Southerland | CANGS23 | 88.0kg - Professional |
| Robbie Southwell | GBRRS106 | 91.0kg - Professional |
| Ian Southworh | GBRIS8 | |
| Grant Spanhake | USAGS108 | 86.0kg - Professional |
| Mark Spearman | AUSMS40 | 84.0kg - Professional |
| Trevor Spilhaus | RSATS3 | 93.0kg - Professional |
| Hans Spitzauer | AUTHS11 | 90.0kg - Professional |
| James Stagg | GBRJS93 | 91.0kg - Amateur |
| Julia Staite | GBRJS219 | 55.0kg - Amateur |
| Maria Stanley | GBRMS50 | 60.0kg - Amateur |
| Fynn Sterritt | GBRFS6 | 82.0kg - Professional |
| Cameron Stewart | GBRCS89 | 77.0kg - Amateur |
| Gordon Stirling | IRLGS15 | 87.0kg - Amateur |
| Mia Stock | RSAMS9 | 56.0kg - Amateur |
| Lucian Stone | GBRLS53 | 70.0kg - Amateur |
| Victoria Stone | GBRVS20 | 60.0kg - Amateur |
| Ko Stroo | NEDKS3 | 78.0kg - Amateur |
| Warwick Strutt | RSAWS3 | 85.0kg - Amateur |
| Hugh Styles | GBRHS5 | 81.0kg - Professional |
| David Swete | NZLDS13 | 108.0kg - Professional |
| Mads Taatoe | DENMT8 | 68.0kg - Amateur |
| Livia Tarabella | ITALT36 | 50.0kg - Amateur |