| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 1 |
| 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 | 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 |
| Name | Census Frequency |
|---|---|
| Charles Haddan | 9 |
| Thomas Haddan | 9 |
| William Haddan | 9 |
| Mary Haddan | 8 |
| John Haddan | 6 |
| Arthur Haddan | 5 |
| James Haddan | 5 |
| Elizabeth Haddan | 3 |
| Henry Haddan | 3 |
| Louisa Haddan | 3 |
| Agnes Haddan | 2 |
| Alfred Haddan | 2 |
| Amelia Haddan | 2 |
| Emily Haddan | 2 |
| Emma Haddan | 2 |
| Isabella Haddan | 2 |
| Nellie Haddan | 2 |
| Richard Haddan | 2 |
| Rose Haddan | 2 |
| Sarah Haddan | 2 |
| Ada Haddan | 1 |
| Albert Haddan | 1 |
| Alexander Haddan | 1 |
| Alice Haddan | 1 |
| Amy Haddan | 1 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Hayden | 67% | 17,559 |
| 2 | Haydon | 67% | 13,776 |
| 3 | Haddon | 83% | 12,601 |
| 4 | Haden | 67% | 7,503 |
| 5 | Hadden | 83% | 5,931 |
| 6 | Heydon | 50% | 3,011 |
| 7 | Heddon | 67% | 1,884 |
| 8 | Hidden | 67% | 1,548 |
| 9 | Heyden | 50% | 1,176 |
| 10 | Hudden | 67% | 657 |
| 11 | Hodden | 67% | 650 |
| 12 | Hedden | 67% | 576 |
| 13 | Headdon | 71% | 312 |
| 14 | Huddon | 67% | 265 |
| 15 | Hoddon | 67% | 229 |
| 16 | Hiddon | 67% | 181 |
| 17 | Haidon | 67% | 173 |
| 18 | Haiden | 67% | 153 |
| 19 | Hadin | 67% | 151 |
| 20 | Haddan | 100% | 120 |
| 21 | Haddin | 83% | 102 |
The surname Haddan is the 20th most popular variant of Hayden.