| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Scotty Grayson | 1 | |
| Sean Houchins-McCallum | 1 | |
| Sebastian Bush | 1 | |
| Sebastian Halenke | 1 | |
| Sébastien Dussaut | 1 | |
| Sepp Gschwendtner | 1 | |
| Seth Allred | 1 | |
| Severin Domela | 1 | |
| Shane Ohly | 1 | On 20th June 2003 Shane and his partner for the day John Arran soloed or descended 502 routes in a mammoth single day. References[1] On The Edge Issue 130, page 11 |
| Shunei Asao | 1 | |
| Silvia Fitzpatrick | 1 | |
| Simon Bauer | 1 | |
| Simone Badier | 1 | References[1] Remembering Simone Badier by Claude Gardien, 30th May 2022 https://www.planetmountain.com/en/news/alpinism/remembering-simone-badier-the-great-french-alpinist.html |
| Simone Mabboni | 1 | |
| Simon Newstead | 1 | |
| Simon Parton | 1 | |
| Simon Wandeler | 1 | |
| Simon Witcher | 1 | |
| Simon Yates | 1 | |
| Siobhan Coughlan | 1 |