| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 3 |
| Cheshire | 5 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 1 |
| Dorset | 1 |
| Durham | 0 |
| Essex | 0 |
| Gloucestershire | 0 |
| Hampshire | 1 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 3 |
| Leicestershire | 1 |
| Lincolnshire | 0 |
| London | 12 |
| Middlesex | 1 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 1 |
| 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 | 11 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 3 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| School | 3 |
| Barber | 2 |
| Button Hole Maker | 2 |
| Publican | 2 |
| Boot Machinist | 1 |
| Clerk | 1 |
| Stockbrokers Clerk | 1 |
| Tailor Machinist | 1 |
| Dustman | 1 |
| Couturiere Dressmaker | 1 |
| Cook | 1 |
| Interpreter | 1 |
| Scholar | 1 |
| Waterman Out Of Work | 1 |
| At Home | 1 |
| At Home Housework | 1 |
| Butcher | 1 |
| Clothier | 1 |
| Dressmaker | 1 |
| House Hold Putes | 1 |
| Laies Tailor | 1 |
| None | 1 |
| Labourer Docks | 1 |
| Farm Labourer | 1 |
| Housemaid (domestic) | 1 |
| Name | Census Frequency |
|---|---|
| William Leff | 9 |
| Mary Leff | 7 |
| Charles Leff | 6 |
| John Leff | 6 |
| Eliza Leff | 4 |
| Elizabeth Leff | 4 |
| George Leff | 4 |
| Ann Leff | 3 |
| Annie Leff | 3 |
| Clara Leff | 3 |
| Emily Leff | 3 |
| Thomas Leff | 3 |
| Charlotte Leff | 2 |
| David Leff | 2 |
| Edward Leff | 2 |
| Hannah Leff | 2 |
| James Leff | 2 |
| Jane Leff | 2 |
| Louisa Leff | 2 |
| Marie Leff | 2 |
| Robert Leff | 2 |
| Samuel Leff | 2 |
| Simon Leff | 2 |
| Solly Leff | 2 |
| Walter Leff | 2 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Luff | 75% | 13,677 |
| 2 | Iliffe | 50% | 3,140 |
| 3 | Iliff | 60% | 1,095 |
| 4 | Oliff | 60% | 667 |
| 5 | Oliffe | 50% | 261 |
| 6 | Eliff | 60% | 185 |
| 7 | Loff | 75% | 180 |
| 8 | Liff | 75% | 149 |
| 9 | Loffe | 60% | 144 |
| 10 | Ailiffe | 43% | 133 |
| 11 | Leff | 100% | 131 |
| 12 | Laff | 75% | 128 |
| 13 | Luffe | 60% | 117 |
| 14 | Auliffe | 43% | 102 |
The surname Leff is the 11th most popular variant of Luff.