| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Nick Sutter | 1 | |
| Nick Walton | 1 | |
| Nicky Stokes | 1 | |
| Nicolas Moineau | 1 | |
| Nicolas Potard | 1 | |
| Nigel Callender | 1 | |
| Nigel Poustie | 1 | |
| Nigel Slater | 1 | |
| Nika Potapova | 1 | |
| Nik Berry | 1 | |
| Noboru Takaishi | 1 | |
| Noel Odell | 1 | |
| Norman Hardie | 1 | |
| Odin Sanson | 1 | |
| Oliver Hill | 1 | |
| Oliver Hill | 1 | |
| Oliver Kuang | 1 | |
| Ollie Dreghorn | 1 | |
| Omar Rose | 1 | |
| Owen Glynne Jones | 1 |