| Grimpeurs | Nationalité | Nb de voies |
| 43 | ||
| Louna Ladevant | 1 | |
| 2 | ||
| Thibault Lair | 6 | |
| 5 | ||
| 2 | ||
| 3 | ||
| 6 | ||
| Fabrice Landry | 2 | |
| Facundo Langbehn | 1 | |
| Steve Lapen | 1 | |
| Alessandro Larcher | 1 | |
| Jacopo Larcher | 7 | |
| Iban Larrion | 10 | |
| 30 | ||
| Palmer Larsen | 1 | |
| Ander Lasagabaster | 6 | |
| Guillaume Lebret | 1 | |
| 11 | ||
| Mario Lechner | 1 | |
| Amos Lehne | 1 | |
| 3 | ||
| Sascha Lehmann | 6 | |
| Sven Lempereur | 1 | |
| Mélissa Le Nevé | 1 | |
| Alban Levier | 1 | |
| Kai Lightner | 1 | |
| Mikel Linacisoro | 5 | |
| Stuart Littlefair | 1 | |
| James Litz | 3 | |
| Jaume Llobeta Serra | 1 | |
| Tino Lois | 7 | |
| Eder Lomba | 2 | |
| Erik Lopez | 2 | |
| Manu Lopez | 3 | |
| 4 | ||
| Simon Lorenzi | 3 | |
| 7 | ||
| Christian Lupion | 1 |