| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 3 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 2 |
| Dorset | 0 |
| Durham | 116 |
| Essex | 11 |
| Gloucestershire | 0 |
| Hampshire | 4 |
| Herefordshire | 0 |
| Hertfordshire | 2 |
| Huntingdonshire (and Rutland) | 3 |
| Isle of Man | 0 |
| Kent | 1 |
| Lancashire | 22 |
| Leicestershire | 4 |
| Lincolnshire | 2 |
| London | 15 |
| Middlesex | 4 |
| Northumberland | 42 |
| Norfolk | 1 |
| Northamptonshire | 3 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland (and Huntingdonshire) | 3 |
| Shropshire | 3 |
| Suffolk | 1 |
| Somerset | 0 |
| Surrey | 6 |
| Sussex | 3 |
| Staffordshire | 0 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 3 |
| Yorkshire | 58 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 1 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| General Labourer | 4 |
| Clergyman Church Of England | 4 |
| Laundress Wash | 3 |
| School Girl | 3 |
| Labourer In Ornaments Works | 3 |
| Dressmaker | 2 |
| General Servant Domestic | 2 |
| Tailoress | 2 |
| Charwoman | 2 |
| Living On Own Means | 2 |
| Domestic Servant | 2 |
| Shipyard Labourer | 2 |
| Cook Domestic | 2 |
| Assistant In Shop Keeper | 1 |
| Baker | 1 |
| Boot Laster | 1 |
| Fancy Shop Keeper | 1 |
| Fine Art Dealer | 1 |
| Needle Work | 1 |
| Sub Army Officer | 1 |
| Surgeon | 1 |
| Electrical Plate Labourer | 1 |
| Iron Turner Fitter | 1 |
| Agricultural Farm Horseman | 1 |
| Licensed Victualler Publican | 1 |
| Name | Census Frequency |
|---|---|
| John Brack | 198 |
| William Brack | 167 |
| Mary Brack | 156 |
| Elizabeth Brack | 126 |
| Thomas Brack | 104 |
| George Brack | 99 |
| Jane Brack | 83 |
| Sarah Brack | 78 |
| James Brack | 67 |
| Margaret Brack | 58 |
| Ann Brack | 50 |
| Joseph Brack | 45 |
| Robert Brack | 43 |
| Henry Brack | 42 |
| Andrew Brack | 35 |
| Annie Brack | 35 |
| Isabella Brack | 35 |
| Charles Brack | 27 |
| Hannah Brack | 26 |
| Catherine Brack | 25 |
| Eliza Brack | 25 |
| Alice Brack | 24 |
| Emily Brack | 20 |
| Dorothy Brack | 19 |
| Ellen Brack | 19 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Brock | 80% | 20,149 |
| 2 | Brick | 80% | 7,966 |
| 3 | Brack | 100% | 2,357 |
| 4 | Birck | 60% | 2,029 |
| 5 | Brache | 67% | 481 |
| 6 | Bruck | 80% | 266 |
| 7 | Burck | 60% | 227 |
| 8 | Breck | 80% | 215 |
| 9 | Brockie | 57% | 209 |
| 10 | Berck | 60% | 155 |
| 11 | Broock | 67% | 126 |
The surname Brack is the 3rd most popular variant of Brock.