Surname O'halloran
O'halloran
Country and Region Rankings
| Country | Rank | Count |
| Ireland | 631 | 1.3k |
| -- Code | ? | ? |
| Australia | 938 | 4.2k |
| -- Code | ? | ? |
| Northern-ireland | 1098 | <1k |
| -- Code | ? | ? |
| Scotland | 2778 | <1k |
| -- Code | ? | ? |
| Isle-of-man | 3030 | <1k |
| -- Code | ? | ? |
| Canada | 3114 | 1.0k |
| -- Code | ? | ? |
| Region | Rank | Count |
| Ireland, Leinster | 198 | 1.2k |
| -- Code | ? | ? |
| Ireland, Munster | 199 | 1.0k |
| -- Code | ? | ? |
| Ireland, Connaught | 314 | <1k |
| -- Code | ? | ? |
| Canada, Prince-edward-island | 412 | <1k |
| -- Code | ? | ? |
| Australia, Victoria | 610 | 2.0k |
| -- Code | ? | ? |
| Isle-of-man, Glenfaba | 951 | <1k |
| -- Code | ? | ? |
| Northern-ireland, Ulster | 1088 | <1k |
| -- Code | ? | ? |
| Scotland, Outer-hebrides | 1098 | <1k |
| -- Code | ? | ? |
Famous People with surname O'halloran