| 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 | 3 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 2 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 12 |
| Middlesex | 0 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 2 |
| Somerset | 1 |
| Surrey | 1 |
| Sussex | 1 |
| 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 |
|---|---|
| Furrier | 2 |
| School | 2 |
| Private Means | 2 |
| Assistant Superintendant | 2 |
| Dressmaker | 1 |
| Hairdresser | 1 |
| None | 1 |
| Servant (domestic) | 1 |
| Waiter | 1 |
| Cabinet Maker | 1 |
| General Servant | 1 |
| Errand Boy | 1 |
| Professor Of Music | 1 |
| Laundry Matron | 1 |
| Name | Census Frequency |
|---|---|
| John Leider | 12 |
| Mary Leider | 10 |
| George Leider | 8 |
| Annie Leider | 7 |
| Thomas Leider | 7 |
| James Leider | 6 |
| Elizabeth Leider | 5 |
| Ernest Leider | 5 |
| Sarah Leider | 5 |
| Alice Leider | 4 |
| Ann Leider | 4 |
| Catherine Leider | 4 |
| Charles Leider | 4 |
| William Leider | 4 |
| Frederick Leider | 3 |
| Louisa Leider | 3 |
| Maria Leider | 3 |
| Alma Leider | 2 |
| Clara Leider | 2 |
| Emma Leider | 2 |
| Francis Leider | 2 |
| Fred Leider | 2 |
| Joseph Leider | 2 |
| Kate Leider | 2 |
| Margaret Leider | 2 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Alder | 50% | 16,494 |
| 2 | Loader | 67% | 12,013 |
| 3 | Leader | 83% | 10,986 |
| 4 | Elder | 67% | 6,671 |
| 5 | Leeder | 83% | 4,837 |
| 6 | Loder | 67% | 4,463 |
| 7 | Older | 50% | 2,582 |
| 8 | Lauder | 67% | 2,225 |
| 9 | Ludor | 50% | 358 |
| 10 | Lader | 67% | 332 |
| 11 | Louder | 67% | 294 |
| 12 | Laider | 83% | 206 |
| 13 | Leder | 83% | 201 |
| 14 | Leider | 100% | 171 |
| 15 | Luder | 67% | 165 |
The surname Leider is the 14th most popular variant of Alder.