| Knockmore | |
| Other Name: | An Cnoc Mór |
| Elevation M: | 462 |
| Elevation Ref: | [1] |
| Prominence M: | 462 |
| Listing: | Marilyn |
| Location: | Clare Island, Republic of Ireland |
| Map: | Ireland |
| Label Position: | right |
| Map Size: | 200 |
| Coordinates: | 53.8084°N -10.0213°W |
| Topo: | OSi Discovery 30 |
Knockmore is a mountain on Clare Island off the coast of County Mayo, Ireland.
The mountain is the highest peak on Clare Island at 462m (1,516feet) and is the 572nd highest in Ireland.
It is a popular walking destination for island residents and tourists and is known for its view of Clew Bay and the west coast mainland as well as a view of the Atlantic Ocean.