Variant spellings are included, so there may be some duplication. If you know of something that should be included, please let me know
| Naghtan |
| Naghtan |
| Naghten |
| Naghten |
| Naghtin |
| Naghtin |
| Nagle |
| Nailan |
| Nailing |
| Nailon |
| Nalty Lancashire |
| Nangle Kerry; Archived |
| Nangle |
| Nash Cork |
| Naughtan |
| Naughtan |
| Naughten |
| Naughten |
| Naughtin |
| Naughtin |
| Naughton |
| Naughton |
| Naulty Lancashire |
| Navan |
| Naven |
| Navin |
| Naylon |
| Neagle Kerry; Archived |
| Neagle |
| Neal Franklin Co., NY |
| Neal (archived) |
| Neal (archived) |
| Neal Newtownlimavady |
| Neale Franklin Co., NY |
| Neale (archived) |
| Neale (archived) |
| Neale Newtownlimavady |
| Nealis Donegal |
| Neall Franklin Co., NY |
| Neall (archived) |
| Neall (archived) |
| Neall Newtownlimavady |
| Neally (archived) |
| Nealy (archived) |
| Nee |
| Neely (archived) |
| Nefin |
| Neil Franklin Co., NY |
| Neil (archived) |
| Neil (archived) |
| Neil Newtownlimavady |
| Neilace Donegal |
| Neile Franklin Co., NY |
| Neile (archived) |
| Neile (archived) |
| Neile Newtownlimavady |
| Neilis Donegal |
| Neill Franklin Co., NY |
| Neill (archived) |
| Neill (archived) |
| Neill Newtownlimavady |
| Neille Franklin Co., NY |
| Neille (archived) |
| Neille (archived) |
| Neille Newtownlimavady |
| Neilly (archived) |
| Neily (archived) |
| Nelis Donegal |
| Nellis Donegal |
| Nephin |
| Nerney |
| Nerny |
| Nesbit |
| Nesbitt |
| Nethery |
| Nettles (archived) |
| Nevan |
| Nevil (archived) |
| Nevill (archived) |
| Neville (archived) |
| Nevin |
| Nevins |
| Newal |
| Newall |
| Newel |
| Newell |
| Newill |
| Neylan |
| Neyland |
| Neylen |
| Neylin |
| Neylon |
| Nocten |
| Nocten |
| Nocton |
| Nocton |
| Nolan Thurles, Co. Tipperary |
| Nolan Thurles, Co. Tipperary |
| Nolan Listowel, Co. Kerry. Archived |
| Nolan Ballylongford?, Co. Kerry |
| Nolan Garryhill area?, Co. Carlow |
| Noland Thurles, Co. Tipperary |
| Noland Thurles, Co. Tipperary |
| Noland Listowel, Co. Kerry. Archived |
| Noland Ballylongford?, Co. Kerry |
| Noland Garryhill area?, Co. Carlow |
| Noon |
| Noone |
| Norton |
| Noughton |
| Noughton |
| Nowlan Thurles, Co. Tipperary |
| Nowlan Thurles, Co. Tipperary |
| Nowlan Listowel, Co. Kerry. Archived |
| Nowlan Ballylongford?, Co. Kerry |
| Nowlan Garryhill area?, Co. Carlow |
| Nowland Thurles, Co. Tipperary |
| Nowland Thurles, Co. Tipperary |
| Nowland Listowel, Co. Kerry. Archived |
| Nowland Ballylongford?, Co. Kerry |
| Nowland Garryhill area?, Co. Carlow |
| Nulty Lancashire |