| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Adam Jeffs | 1 | |
| Adam Price | 1 | |
| Adlai Marquez | 1 | |
| Ådne Haugen | 1 | |
| Adrian Baxter | 1 | |
| Adrian Garlick | 1 | |
| Adrien Boulon | 1 | |
| A. Frazer | 1 | |
| Aiden Dunne | 1 | |
| Aitor Bárez | 1 | |
| Aj Flynn | 1 | |
| Ako Shillitoe | 1 | |
| Aleksandra Taistra | 1 | |
| Aleksej Jaruta | 1 | |
| Aleš Česen | 1 | |
| Alessandro Manini | 1 | |
| Alex Adler | 1 | |
| Alexander Feichter | 1 | |
| Alex Biale | 1 | |
| Alexis Allayaud | 1 |