| Bedfordshire | 0 |
| Buckinghamshire | 2 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 10 |
| Cheshire | 44 |
| Cornwall | 8 |
| Cumberland | 2 |
| Derbyshire | 5 |
| Devon | 29 |
| Dorset | 0 |
| Durham | 49 |
| Essex | 8 |
| Gloucestershire | 72 |
| Hampshire | 22 |
| Herefordshire | 2 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 5 |
| Kent | 29 |
| Lancashire | 429 |
| Leicestershire | 7 |
| Lincolnshire | 2 |
| London | 770 |
| Middlesex | 4 |
| Northumberland | 23 |
| Norfolk | 3 |
| Northamptonshire | 5 |
| Nottinghamshire | 1 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 15 |
| Suffolk | 0 |
| Somerset | 1 |
| Surrey | 4 |
| Sussex | 17 |
| Staffordshire | 64 |
| Warwickshire | 27 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 5 |
| Yorkshire | 30 |
| Anglesey | 0 |
| Brecknockshire | 4 |
| Cardiganshire | 0 |
| Carnarvonshire | 1 |
| Carmarthenshire | 3 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 125 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 41 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 221 |
| Labourer | 103 |
| Agricultural Labourer | 30 |
| Dock Labourer | 27 |
| House Servant | 26 |
| Servant | 19 |
| House Keeper | 18 |
| Dress Maker | 16 |
| Tailor | 15 |
| Hawker | 11 |
| Charwoman | 10 |
| Tailoress | 10 |
| Forge Labourer | 10 |
| General Labourer | 9 |
| Laundress | 9 |
| Shoe Maker | 9 |
| Labourer Dock | 9 |
| Carman | 9 |
| Farm Labourer | 8 |
| Carpenter | 7 |
| General Servant | 7 |
| Mason's Labourer | 6 |
| Errand Boy | 6 |
| Cook | 5 |
| Coal Miner | 5 |
| Name | Census Frequency |
|---|---|
| Mary Regan | 1,987 |
| John Regan | 1,742 |
| James Regan | 837 |
| William Regan | 742 |
| Thomas Regan | 705 |
| Ellen Regan | 701 |
| Catherine Regan | 664 |
| Margaret Regan | 651 |
| Patrick Regan | 619 |
| Michael Regan | 549 |
| Elizabeth Regan | 496 |
| Daniel Regan | 373 |
| Ann Regan | 352 |
| Bridget Regan | 322 |
| Annie Regan | 301 |
| Edward Regan | 294 |
| Sarah Regan | 266 |
| Charles Regan | 213 |
| Jane Regan | 211 |
| Timothy Regan | 197 |
| Joseph Regan | 195 |
| Julia Regan | 178 |
| Hannah Regan | 163 |
| Martin Regan | 158 |
| George Regan | 157 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Regan | 100% | 19,017 |
| 2 | Organ | 60% | 9,139 |
| 3 | Rogan | 80% | 5,119 |
| 4 | Ragan | 80% | 4,334 |
| 5 | Rigan | 80% | 596 |
| 6 | Rogen | 60% | 578 |
| 7 | Reagan | 83% | 530 |
| 8 | Reegan | 83% | 403 |
| 9 | Rugen | 60% | 298 |
| 10 | Regon | 80% | 276 |
| 11 | Ragen | 60% | 263 |
| 12 | Ragon | 60% | 198 |
| 13 | Rigen | 60% | 165 |
| 14 | Ragin | 60% | 160 |
| 15 | Oregan | 83% | 145 |
| 16 | Rugan | 80% | 116 |
| 17 | Regen | 80% | 111 |
The surname Regan is the most popular version of all its varients