| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 8 |
| Cornwall | 0 |
| Cumberland | 43 |
| Derbyshire | 0 |
| Devon | 0 |
| Dorset | 0 |
| Durham | 75 |
| Essex | 0 |
| Gloucestershire | 7 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 9 |
| Lancashire | 105 |
| Leicestershire | 0 |
| Lincolnshire | 1 |
| London | 10 |
| Middlesex | 0 |
| Northumberland | 67 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 20 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 4 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 0 |
| Sussex | 0 |
| Staffordshire | 9 |
| Warwickshire | 27 |
| Westmorland | 28 |
| Wiltshire | 0 |
| Worcestershire | 2 |
| Yorkshire | 57 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 18 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 7 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| School | 46 |
| Coal Miner Hewer | 7 |
| Dressmaker | 5 |
| General Servant (domestic) | 5 |
| General Labourer | 5 |
| Farm Labourer | 4 |
| Warehouseman | 3 |
| At School | 3 |
| Iron Ore Miner | 3 |
| Deal Porter | 2 |
| Machinist | 2 |
| Gardener (market) | 2 |
| At Home | 2 |
| Factory Worker Potted Meat Factory | 2 |
| Housekeeper | 2 |
| Housemaid (domestic) | 2 |
| Servant Domestic | 2 |
| Warper In Cotton Mill | 2 |
| Weaver In Cotton Mill | 2 |
| Coal Miner Deputy Overman | 2 |
| Ship Platers Helper | 2 |
| Labourer | 2 |
| Farmer | 2 |
| Born Scotland Age | 1 |
| Brewers Traveller | 1 |
| Name | Census Frequency |
|---|---|
| Mary Leck | 140 |
| John Leck | 121 |
| William Leck | 120 |
| Thomas Leck | 86 |
| George Leck | 74 |
| Elizabeth Leck | 72 |
| Sarah Leck | 64 |
| James Leck | 62 |
| Robert Leck | 50 |
| Jane Leck | 47 |
| Margaret Leck | 37 |
| Ann Leck | 35 |
| Joseph Leck | 35 |
| Annie Leck | 24 |
| Ellen Leck | 23 |
| Alice Leck | 21 |
| Hannah Leck | 19 |
| Edward Leck | 16 |
| Charles Leck | 15 |
| Emma Leck | 14 |
| Henry Leck | 14 |
| Richard Leck | 14 |
| Frances Leck | 13 |
| Isabella Leck | 12 |
| Walter Leck | 12 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Lock | 75% | 62,412 |
| 2 | Leech | 60% | 34,500 |
| 3 | Luck | 75% | 21,697 |
| 4 | Locke | 60% | 17,099 |
| 5 | Leek | 75% | 10,625 |
| 6 | Lack | 75% | 9,690 |
| 7 | Leck | 100% | 1,717 |
| 8 | Lockie | 50% | 1,628 |
| 9 | Leack | 80% | 1,179 |
| 10 | Luckie | 50% | 784 |
| 11 | Leckie | 67% | 783 |
| 12 | Lackie | 50% | 463 |
| 13 | Leeck | 80% | 360 |
| 14 | Luick | 60% | 334 |
| 15 | Lucke | 60% | 262 |
| 16 | Lech | 75% | 256 |
| 17 | Lacke | 60% | 220 |
| 18 | Alock | 60% | 170 |
| 19 | Alack | 60% | 141 |
| 20 | Lick | 75% | 121 |
The surname Leck is the 7th most popular variant of Lock.