| Climber Name | # Ascents Recorded | Notes |
|---|---|---|
| Lovro Črep | 1 | |
| Luca Bertacco | 1 | |
| Lucas Parker | 1 | |
| Lucien Guillou | 1 | |
| Lucija Tarkus | 1 | |
| Lucile Saurel | 1 | |
| Lucy Ellis | 1 | |
| Lucy Stirling | 1 | |
| Ludo Delmotte | 1 | |
| Ludwig Vörg | 1 |
Bavarian mountaineer, first ascentionist of the 1938 Route on the North Face of the Eiger. Killed in action on the first day of Operation Barbarossa, the invasion of Russia. |
| Luka Kranjc | 1 | |
| Lukas Götz | 1 | |
| Luke Eberhard | 1 | |
| Luke Hunt | 1 | |
| Luke Neufeld | 1 |
References |
| Luke Vincent | 1 | |
| Luke Williams | 1 | |
| Lynne Malcom | 1 | |
| Lynn van der Meer | 1 | |
| Mackenzie Warner | 1 |