The following are Vandeleur-Lynam lists of separate mountains of Ireland exceeding 2000ft (609.6m) and 600m.
Acknowledgements to Mountaineering in Ireland by C.W.Wall, Federation of Mountaineering Clubs, 1976, and The Mountains of Ireland by Paddy Dillon, Cicerone Press, 1992. Also to Simon Stuart and his website mountainviews.ie for comprehensive information on all of Ireland’s mountains and their listings.

Ulster
The main mountain ranges of Ulster are the Mournes, Sperrins, Croaghgorms and Derryveagh Mountains.

Leinster
Containing Lugnaquilla – lord of the Leinster mountains.
Remaining
Name | Location | Height (metres) | |
Gullaba Hill | Beara Sh85 GR W005 681 | 606 | |
Castle Hill Dingle Sh71 GR Q756 063 602 | Sh71 GR Q756 063 | 602 |

Connacht
The main mountainous areas are in the west of Connacht: the Twelve Bens, Maumturks, Mweelrea, Croagh Patrick, Nephin Beg, Ox Mountains, and Dartry Mountains.

Munster
Munster is home to Ireland’s highest mountain range the Na Cruacha Dubha, MacGillycuddy’s Reeks, with most of the sharpest ridges and the only peaks over 1000m.