| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Andy Cowley | 1 | |
| Andy Edgar | 1 | |
| Andy Grieve | 1 | |
| Andy Harris | 1 | |
| Andy Hutchinson | 1 | |
| Andy Kirkpatrick | 1 | |
| Andy Long | 1 | |
| Andy Moles | 1 | Andy Moles is a British climbing guide. References |
| Andy Raether | 1 | |
| Angela Soper | 1 | |
| Ángel Espinosa | 1 | |
| Angelo Dimai | 1 | |
| Ang Nyima | 1 | |
| Anna Healy | 1 | |
| Anna Moutney | 1 | |
| Anna Trybis | 1 | |
| Anne Marie Ormbostad | 1 | |
| Anthony Chertudi | 1 | |
| Antoine de Ville | 1 | |
| Anton Nelson | 1 | References[1] https://publications.americanalpineclub.org/articles/12200246800/Anton-Ax-Nelson-1918-2001 |