| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Scott Johnston | 0 | |
| Seneida Biendarra | 0 |
References |
| Sera gearhart | 0 | |
| Sheridan Anderson | 0 | |
| Shion Omata | 0 |
Shion Omata is a Japanese rock climber who specializes in competition lead climbing. Omata started climbing on the IFSC Climbing World Cup circuit in 2023 |
| Sid Cross | 0 |
Lake District climber, proprietor of the Old Dungeon Ghyll hotel in Langdale, formed and led the Langdale Mountain Rescue Team with his wife Jammy. References[1] https://www.independent.co.uk/news/obituaries/obituary-sid-cross-1161485.html |
| Sid Perou | 0 | |
| Sienna Kopf | 0 | |
| Silas Rossi | 0 | |
| Silvia Loreggian | 0 | |
| Silvio Reffo | 0 | |
| Silvo Karo | 0 | |
| Simon Carter | 0 | |
| Simon Dale | 0 | |
| Simone Moro | 0 | |
| Simone Pedeferri | 0 |
References[1] Interview with Martin Baudry for Grimper (2025) https://www.grimper.com/news-simone-pedeferri-figure-legendaire-val-di-mello-artisan-escalade-libre |
| Simon Favrot | 0 | |
| Simon Panton | 0 |
Author of many climbing guidebooks to North Wales, most notably the North Wales Bouldering series. Simon is also a prolific first ascenionist and has established many new problems and areas in North Wales. References |
| Simon Richardson | 0 | |
| Simon Tucker | 0 |