| 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 | 15 |
| Middlesex | 0 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| 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 | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 7 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Baker | 2 |
| Blacksmith | 2 |
| Beer Shop | 1 |
| Mason | 1 |
| Name | Census Frequency |
|---|---|
| Mary Guillan | 9 |
| James Guillan | 7 |
| Ann Guillan | 6 |
| Emily Guillan | 6 |
| Agnes Guillan | 5 |
| Elizabeth Guillan | 5 |
| John Guillan | 5 |
| Julia Guillan | 5 |
| Robert Guillan | 5 |
| William Guillan | 5 |
| Janet Guillan | 4 |
| David Guillan | 3 |
| Eliza Guillan | 3 |
| Jane Guillan | 3 |
| Jean Guillan | 3 |
| Albert Guillan | 2 |
| Benech Guillan | 2 |
| Callaner Guillan | 2 |
| Cecil Guillan | 2 |
| Engine Guillan | 2 |
| Frelor Guillan | 2 |
| Gelard Guillan | 2 |
| Gladys Guillan | 2 |
| Louisa Guillan | 2 |
| Maria Guillan | 2 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Gallon | 57% | 4,522 |
| 2 | Gillan | 86% | 2,036 |
| 3 | Gillen | 71% | 1,443 |
| 4 | Gillon | 71% | 1,390 |
| 5 | Gullen | 71% | 1,218 |
| 6 | Gillin | 71% | 710 |
| 7 | Gollin | 57% | 604 |
| 8 | Gallin | 57% | 510 |
| 9 | Gillian | 71% | 464 |
| 10 | Gellion | 43% | 360 |
| 11 | Gallen | 57% | 341 |
| 12 | Gullon | 71% | 309 |
| 13 | Gillion | 57% | 251 |
| 14 | Gullan | 86% | 233 |
| 15 | Gellan | 71% | 195 |
| 16 | Gallan | 71% | 161 |
| 17 | Gollan | 71% | 152 |
| 18 | Guillan | 100% | 137 |
| 19 | Guillon | 86% | 127 |
The surname Guillan is the 18th most popular variant of Gallon.