| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Knocklead | city | Laois | Ireland | 52.92 | -7.20 | 830 | 1248 |
| Knockletteragh | city | Donegal | Ireland | 54.84 | -8.07 | 997 | 405 |
| Knocklishen Beg | city | Carlow | Ireland | 52.89 | -6.65 | 830 | 2299 |
| Knocklishen More | city | Carlow | Ireland | 52.87 | -6.64 | 400 | 2012 |
| Knockloe Bridge | city | Wicklow | Ireland | 52.80 | -6.70 | 334 | 4003 |
| Knocklofty | city | Ireland | 52.34 | -7.82 | 219 | 2381 | |
| Knocklofty Bridge | city | Ireland | 52.34 | -7.79 | 150 | 3692 | |
| Knocklong | city | Ireland | 52.44 | -8.41 | 295 | 2470 | |
| Knocklough | city | Meath | Ireland | 53.71 | -7.13 | 830 | 1332 |
| Knockloughrim | city | Mid Ulster | United Kingdom | 54.82 | -6.62 | 226 | 5215 |