| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 2 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 6 |
| Dorset | 0 |
| Durham | 0 |
| Essex | 0 |
| Gloucestershire | 1 |
| Hampshire | 2 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 0 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 55 |
| 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 | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Independent | 3 |
| Ag Lab | 3 |
| Bricklayer | 2 |
| Cabinet Maker | 2 |
| Painter | 2 |
| Agricultural Labourer | 1 |
| Barker Maker | 1 |
| Army Pensioner | 1 |
| Navy Pensioner | 1 |
| Chair Maker | 1 |
| Charwoman | 1 |
| Gold Beater | 1 |
| Lab | 1 |
| Servant | 1 |
| Tailor | 1 |
| Name | Census Frequency |
|---|---|
| William Trevallion | 53 |
| Mary Trevallion | 46 |
| John Trevallion | 43 |
| Elizabeth Trevallion | 35 |
| James Trevallion | 31 |
| George Trevallion | 24 |
| Henry Trevallion | 22 |
| Thomas Trevallion | 21 |
| Ann Trevallion | 17 |
| Sarah Trevallion | 17 |
| Joseph Trevallion | 15 |
| Charles Trevallion | 14 |
| Emma Trevallion | 14 |
| Alfred Trevallion | 11 |
| Ellen Trevallion | 11 |
| Frederick Trevallion | 11 |
| Eliza Trevallion | 10 |
| Alice Trevallion | 9 |
| Walter Trevallion | 9 |
| Albert Trevallion | 8 |
| Annie Trevallion | 8 |
| Jane Trevallion | 8 |
| Matilda Trevallion | 8 |
| Samuel Trevallion | 7 |
| Caroline Trevallion | 6 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Trevallion | 100% | 676 |
| 2 | Trevillian | 80% | 580 |
| 3 | Trevillion | 90% | 421 |
The surname Trevallion is the most popular version of all its varients