| 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 | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire (and Rutland) | 2 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 5 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 1 |
| Middlesex | 6 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 9 |
| Oxfordshire | 0 |
| Rutland (and Huntingdonshire) | 2 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 0 |
| Sussex | 0 |
| Staffordshire | 0 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 0 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 1 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Lace Hand | 2 |
| Scholar | 2 |
| Collier Coal Miner | 1 |
| Clerk In Holy Orders | 1 |
| Blacksmith | 1 |
| Mill Hand Cotton | 1 |
| Traveller Hawk | 1 |
| Warehouseman | 1 |
| Wire Drawer | 1 |
| Boot Maker | 1 |
| Domestic Servant | 1 |
| Living On Her Own Means | 1 |
| Brick Layer | 1 |
| General Labourer | 1 |
| Matters Maker | 1 |
| Name | Census Frequency |
|---|---|
| Allen Leonardi | 6 |
| Albert Leonardi | 4 |
| Alice Leonardi | 4 |
| Frederick Leonardi | 4 |
| Florinde Leonardi | 3 |
| Florindi Leonardi | 3 |
| Gerald Leonardi | 3 |
| Gertrude Leonardi | 3 |
| James Leonardi | 3 |
| Louis Leonardi | 3 |
| Michael Leonardi | 3 |
| Philip Leonardi | 3 |
| William Leonardi | 3 |
| Ann Leonardi | 2 |
| Annie Leonardi | 2 |
| Charlotte Leonardi | 2 |
| Emma Leonardi | 2 |
| Ernest Leonardi | 2 |
| Hannah Leonardi | 2 |
| Jane Leonardi | 2 |
| Louisa Leonardi | 2 |
| Mary Leonardi | 2 |
| Susannah Leonardi | 2 |
| Ada Leonardi | 1 |
| Alfonso Leonardi | 1 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Leonard | 88% | 45,574 |
| 2 | Lenard | 75% | 1,894 |
| 3 | Lenord | 63% | 729 |
| 4 | Lanard | 63% | 614 |
| 5 | Leanard | 75% | 359 |
| 6 | Leanord | 63% | 290 |
| 7 | Lenoard | 63% | 278 |
| 8 | Linard | 63% | 239 |
| 9 | Lonard | 75% | 139 |
| 10 | Leonardi | 100% | 110 |
The surname Leonardi is the 10th most popular variant of Leonard.