| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 0 |
| Dorset | 0 |
| Durham | 0 |
| Essex | 0 |
| Gloucestershire | 0 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 0 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 0 |
| Middlesex | 0 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 2 |
| 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 | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| None | 2 |
| Name | Census Frequency |
|---|---|
| John Rugan | 14 |
| Mary Rugan | 9 |
| William Rugan | 9 |
| Thomas Rugan | 7 |
| Ellen Rugan | 5 |
| James Rugan | 4 |
| Margaret Rugan | 4 |
| Ann Rugan | 3 |
| Elizabeth Rugan | 3 |
| Jane Rugan | 3 |
| Florence Rugan | 2 |
| Harry Rugan | 2 |
| Michael Rugan | 2 |
| Ruth Rugan | 2 |
| Ada Rugan | 1 |
| Agnes Rugan | 1 |
| Alice Rugan | 1 |
| Andrew Rugan | 1 |
| Anna Rugan | 1 |
| Annie Rugan | 1 |
| Beatrice Rugan | 1 |
| Bridget Rugan | 1 |
| Catherine Rugan | 1 |
| Charlotte Rugan | 1 |
| Cicilia Rugan | 1 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Regan | 80% | 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 | 67% | 530 |
| 8 | Reegan | 67% | 403 |
| 9 | Rugen | 80% | 298 |
| 10 | Regon | 60% | 276 |
| 11 | Ragen | 60% | 263 |
| 12 | Ragon | 60% | 198 |
| 13 | Rigen | 60% | 165 |
| 14 | Ragin | 60% | 160 |
| 15 | Oregan | 67% | 145 |
| 16 | Rugan | 100% | 116 |
| 17 | Regen | 60% | 111 |
The surname Rugan is the 16th most popular variant of Regan.