O Neill Name Origin, Meaning and Family History

Discover how your O Neill ancestors earned their living and spread across the country. Find out more about your family history by using the Free Search box.

Surname Distribution

Census frequency by county

Name Concentrations Within England and Wales

O Neill Surname Statistics


Top Professions for the O Neill family

Profession Census Frequency
Labourer 4
Quarryman 1
Cooper Plate Printer 1
Female Servant 1
Laundress 1
Shipwright 1
Shop Keeper 1
Striker To Smiths 1
Wife 1
Clergyman 1
Woollen Weaver 1

O Neill Surname Variants Ranking

Rank Surname Match Census Frequency
1 O Brien 43% 4,889
2 O Neill 100% 2,288
3 O Connor 25% 2,195
4 O Neil 86% 2,053
5 O Donnell 56% 1,424
6 O Hara 29% 1,225
7 O Brian 43% 1,034
8 O Connell 56% 829
9 O' Brien 38% 734
10 O Hare 29% 666
11 O Leary 43% 566
12 O Neal 71% 407
13 O Niel 71% 386
14 O Conner 25% 382
15 O' Neill 88% 368
16 O Sullivan 30% 300
17 O Shea 29% 299
18 O Malley 38% 296
19 O Reilly 75% 286
20 O' Connor 22% 277
21 O Grady 29% 249
22 O' Hara 14% 249
23 O' Neil 71% 249
24 O Rourke 25% 228
25 O Bryan 29% 223
26 O Keefe 43% 214
27 O' Donnell 50% 206
28 O Toole 43% 180
29 O Donald 38% 163
30 O Keeffe 38% 150
31 O Donoghue 30% 140
32 O' Brian 38% 130
33 O Niell 71% 128
34 O' Connell 50% 128
35 O Callaghan 27% 123
36 O Dell 71% 115
37 Morris 0% 114
38 O Boyle 43% 114
39 O Hanlon 38% 111
40 Owe 29% 105
41 O' Leary 38% 104
42 O Hagan 29% 100

Did you know?

The surname O Neill is the 2nd most popular variant of O Brien.

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