| Name | Sailor ID | Most Recent Declaration |
|---|---|---|
| Chris Sheehan | USACS259 | 85.0kg - Amateur |
| Daragh Sheridan | IRLDS33 | |
| Gregoire Siegwart | SUIGS3 | 80.0kg - Amateur |
| Alain Sign | GBRAS23 | 83.0kg - Professional |
| Florian Simonnot | FRASF44 | 84.0kg - Amateur |
| Gary Sindler | RSAGS4 | 80.0kg - Amateur |
| Sibu Sizatu | RSASS3 | 84.0kg - Amateur |
| James Skulczuk | GBRJS141 | |
| Hamilton Slater | RSAHS2 | 80.0kg - Professional |
| Oliver Sloper | GBROS17 | |
| Jeremy Smart | GBRJS3 | 75.0kg - Professional |
| Andrew Smith | IRLAS13 | 83.0kg - Amateur |
| Dee Smith | USADS174 | |
| Nicki Smith | IRLNS3 | |
| Simon Smith | GBRSS25 | 85.0kg - Amateur |
| Charlie Smythe | USACS60 | 85.0kg - Professional |
| Oli Smythe | GBROS19 | |
| Evie Snedkar | GBRES | |
| 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 |