| Bedfordshire | 1 |
| Buckinghamshire | 1 |
| Berkshire | 2 |
| Cambridgeshire | 0 |
| Channel Islands | 2 |
| Cheshire | 0 |
| Cornwall | 12 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 177 |
| Dorset | 1 |
| Durham | 1 |
| Essex | 12 |
| Gloucestershire | 11 |
| Hampshire | 10 |
| Herefordshire | 0 |
| Hertfordshire | 15 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 2 |
| Lancashire | 7 |
| Leicestershire | 8 |
| Lincolnshire | 1 |
| London | 93 |
| Middlesex | 15 |
| Northumberland | 6 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 7 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 31 |
| Surrey | 13 |
| Sussex | 6 |
| Staffordshire | 0 |
| Warwickshire | 19 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 1 |
| Yorkshire | 16 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 5 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 41 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 4 |
| Pembrokeshire | 1 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| School | 58 |
| Private Means | 8 |
| House Painter | 5 |
| Labourer | 5 |
| Clerk | 4 |
| Domestic Servant | 4 |
| Dressmaker | 4 |
| None | 4 |
| At School | 4 |
| Errand Boy | 4 |
| Plasterer | 3 |
| Shop Assistant | 3 |
| General Servant (domestic) | 3 |
| Assisting In The Business | 3 |
| Carpenter | 2 |
| House Keeper | 2 |
| Motor Mechanic | 2 |
| General Servant Domestic | 2 |
| Bricklayer | 2 |
| Head Teacher | 2 |
| Drapers Assistant | 2 |
| Housekeeper | 2 |
| Housemaid | 2 |
| Laundress | 2 |
| Laundry Employed | 2 |
| Name | Census Frequency |
|---|---|
| William Mardon | 262 |
| John Mardon | 228 |
| Mary Mardon | 219 |
| Elizabeth Mardon | 132 |
| Sarah Mardon | 120 |
| George Mardon | 101 |
| Henry Mardon | 98 |
| James Mardon | 95 |
| Thomas Mardon | 95 |
| Ann Mardon | 82 |
| Charles Mardon | 78 |
| Jane Mardon | 71 |
| Frederick Mardon | 59 |
| Louisa Mardon | 58 |
| Eliza Mardon | 53 |
| Emma Mardon | 53 |
| Samuel Mardon | 46 |
| Edward Mardon | 45 |
| Ellen Mardon | 44 |
| Alice Mardon | 39 |
| Emily Mardon | 39 |
| Annie Mardon | 37 |
| Joseph Mardon | 34 |
| Martha Mardon | 34 |
| Richard Mardon | 33 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Marden | 83% | 7,416 |
| 2 | Murden | 67% | 4,006 |
| 3 | Mardon | 100% | 3,607 |
| 4 | Morden | 67% | 2,842 |
| 5 | Murdin | 67% | 1,214 |
| 6 | Mordan | 67% | 801 |
| 7 | Mordon | 83% | 328 |
| 8 | Mardin | 83% | 179 |
| 9 | Murdon | 83% | 173 |
| 10 | Meardon | 86% | 172 |
| 11 | Maraden | 71% | 137 |
| 12 | Mariden | 71% | 120 |
The surname Mardon is the 3rd most popular variant of Marden.