| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 1 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 6 |
| Cornwall | 6 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 0 |
| Dorset | 0 |
| Durham | 2 |
| Essex | 1 |
| Gloucestershire | 0 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 2 |
| Lancashire | 12 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 32 |
| Middlesex | 2 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 2 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 0 |
| Sussex | 0 |
| Staffordshire | 0 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 0 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 8 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 15 |
| Iron Filler Blast Furnaces | 3 |
| Dress Maker | 2 |
| General Labourer | 2 |
| Labourer | 2 |
| Soldier | 2 |
| Barbers Wife | 2 |
| Apprentice | 1 |
| Assistant Florist | 1 |
| Domestic Servant | 1 |
| Excise Clerk | 1 |
| Florist | 1 |
| General Servant Nurse Maid | 1 |
| House Work | 1 |
| Housemaid | 1 |
| Life Assurance & Common Agent | 1 |
| No Calling | 1 |
| None | 1 |
| Police Constable | 1 |
| Porter To Commercial House | 1 |
| Scholar Preparing For Solicitor Not Articled Law Clerk | 1 |
| Ship Steward P & O Company | 1 |
| Sister Of Charity | 1 |
| Tailor | 1 |
| Cotton Reeler | 1 |
| Name | Census Frequency |
|---|---|
| Mary O'sullivan | 68 |
| John O'sullivan | 64 |
| Daniel O'sullivan | 33 |
| Michael O'sullivan | 30 |
| Patrick O'sullivan | 29 |
| Margaret O'sullivan | 28 |
| Ellen O'sullivan | 25 |
| William O'sullivan | 23 |
| Catherine O'sullivan | 22 |
| Timothy O'sullivan | 19 |
| James O'sullivan | 18 |
| Thomas O'sullivan | 18 |
| Joseph O'sullivan | 17 |
| Kathleen O'sullivan | 15 |
| Elizabeth O'sullivan | 14 |
| Eugene O'sullivan | 14 |
| Denis O'sullivan | 13 |
| Jane O'sullivan | 13 |
| Jeremiah O'sullivan | 13 |
| Alice O'sullivan | 12 |
| Cornelius O'sullivan | 12 |
| Annie O'sullivan | 11 |
| Nora O'sullivan | 11 |
| Eileen O'sullivan | 10 |
| Florence O'sullivan | 10 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | O'sullivan | 100% | 950 |
| 2 | Osullivan | 90% | 815 |
The surname O'sullivan is the most popular version of all its varients