| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Zoe Allin | 1 | |
| Zoe Ogden | 1 | |
| Zoë Peetermans | 1 | |
| Aaron Peterson | 0 | |
| Adeline Wright | 0 | |
| Adrian Ballinger | 0 | |
| Adrian Burgess | 0 | |
| Adrien Boulon | 0 | |
| Akiyo Noguchi | 0 | |
| Al Alvarez | 0 | References[1] https://www.ukclimbing.com/articles/features/al_alvarez_-_a_climbing_obituary-12303 [2] https://www.theguardian.com/books/2019/sep/23/al-alvarez-obituary |
| Alan Arnette | 0 | |
| Alan Carne | 0 | References |
| Alan James | 0 | |
| Alannah Yip | 0 | |
| Alastair Lee | 0 | |
| Alastair Lee | 0 | Alastair Lee is a British film maker. He runs Posing Productions and the Brit Rock Film Tour. |
| Al Austen | 0 | |
| Al Burgess | 0 | |
| Alex Bertulis | 0 | |
| Alex Buisse | 0 |