| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 2 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 7 |
| Dorset | 1 |
| Durham | 0 |
| Essex | 1 |
| Gloucestershire | 3 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 2 |
| Huntingdonshire (and Rutland) | 2 |
| Isle of Man | 0 |
| Kent | 3 |
| Lancashire | 14 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 54 |
| Middlesex | 2 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland (and Huntingdonshire) | 2 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 2 |
| Surrey | 3 |
| Sussex | 7 |
| Staffordshire | 0 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 1 |
| Worcestershire | 9 |
| Yorkshire | 8 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 12 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| General Labourer | 5 |
| General Servant Domestic | 3 |
| Draper Assistant | 2 |
| Dressmaker | 2 |
| General Servant | 2 |
| Laundress Wash | 2 |
| Blacksmith | 2 |
| Student | 2 |
| No Occupation | 2 |
| Chocolate Worker Cocoa | 2 |
| Boiler Maker | 2 |
| Boiler Makers Labourer | 2 |
| Art Student | 1 |
| Coffee Maker | 1 |
| Domestic | 1 |
| Draper Porter | 1 |
| Gaul Servant Domestic | 1 |
| Hackney | 1 |
| House Builder | 1 |
| House Builder's Clerk | 1 |
| Labourer General | 1 |
| Woollen Dyer | 1 |
| Hotel Bookkeeper | 1 |
| Plin Macnist | 1 |
| Railway Labourer | 1 |
| Name | Census Frequency |
|---|---|
| Mary Crock | 75 |
| William Crock | 73 |
| John Crock | 45 |
| George Crock | 42 |
| Thomas Crock | 41 |
| Sarah Crock | 38 |
| Elizabeth Crock | 37 |
| James Crock | 33 |
| Charles Crock | 31 |
| Ann Crock | 28 |
| Jane Crock | 22 |
| Eliza Crock | 19 |
| Ellen Crock | 19 |
| Henry Crock | 19 |
| Robert Crock | 16 |
| Louisa Crock | 14 |
| Alice Crock | 12 |
| Hannah Crock | 12 |
| Harry Crock | 12 |
| Richard Crock | 12 |
| Emily Crock | 11 |
| Emma Crock | 11 |
| Margaret Crock | 11 |
| Samuel Crock | 11 |
| Joseph Crock | 9 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Crook | 80% | 62,333 |
| 2 | Crick | 80% | 13,116 |
| 3 | Crack | 80% | 3,865 |
| 4 | Crock | 100% | 996 |
| 5 | Creck | 80% | 149 |
| 6 | Cracke | 67% | 141 |
| 7 | Corck | 60% | 109 |
| 8 | Crok | 80% | 108 |
| 9 | Croch | 80% | 107 |
| 10 | Crocke | 83% | 101 |
The surname Crock is the 4th most popular variant of Crook.