Ordered by the number of ascents recorded.
| Climb Name | Type | Grade | # Ascents Recorded | Notes | Exclude Reason |
|---|---|---|---|---|---|
| Mars Block 3 | Boulder problem | 8B | 1 | ||
| Massive Dynamic | Boulder problem | 8B+ | 1 | ||
| Mathias Rust lander på Tokerud | Boulder problem | 7C+ | 1 | ||
| Matière Grise | Boulder problem | 7C | 1 |
Named after its brain-like appearance. Nicknamed Le Mur du Son or The Wall of Sound while it was a project due to its proximity to the nearby motorway. |
|
| Matinée | Boulder problem | 8B+ | 1 | ||
| Maulin' Angel | Boulder problem | 8B+ | 1 | ||
| Maximising | Boulder problem | 8B | 1 | ||
| Maxwell's Demon Low | Boulder problem | 8C+ | 1 |
Right exit to Shrodinger's Cat |
|
| Meathook | Boulder problem | 8A | 1 |
Likely one of the first 8As in the world. |
|
| Mediumwave | Boulder problem | 8A+ | 1 | ||
| Medusa | Boulder problem | 8B | 1 | ||
| Mégalithe (assis) | Boulder problem | 7C+ | 1 | ||
| Mégalithe (assis, gauche) | Boulder problem | 8A | 1 | ||
| Melkeveien sitt | Boulder problem | 8B | 1 | ||
| Mellon | Boulder problem | 8B+ | 1 | ||
| Memento Mori | Boulder problem | 8C | 1 | ||
| Menhir | Boulder problem | 8B | 1 |
Opened at 8B/+ around 2002 and still considered tough for 8B, this would have been one of the very hardest problems in the forest at the time. |
|
| Metropolis | Boulder problem | 8C | 1 |
Ireland's first 8C. |
|
| Miall's Ahead (Post-Break) | Boulder problem | 8B | 1 | ||
| Miami Vice | Boulder problem | 8B | 1 |