| Bedfordshire | 0 |
| Buckinghamshire | 1 |
| Berkshire | 16 |
| Cambridgeshire | 2 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 2 |
| Dorset | 1 |
| Durham | 0 |
| Essex | 3 |
| Gloucestershire | 136 |
| Hampshire | 96 |
| Herefordshire | 1 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 0 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 20 |
| Middlesex | 1 |
| Northumberland | 0 |
| Norfolk | 8 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 14 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 4 |
| Somerset | 159 |
| Surrey | 3 |
| Sussex | 2 |
| Staffordshire | 8 |
| Warwickshire | 9 |
| Westmorland | 0 |
| Wiltshire | 21 |
| Worcestershire | 1 |
| Yorkshire | 0 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 5 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 76 |
| Agricultural Labourer | 26 |
| Coal Miner | 15 |
| Carpenter | 8 |
| Labourer | 7 |
| Pauper | 6 |
| Dress Maker | 5 |
| Servant | 5 |
| Stay Maker | 5 |
| Shoe Maker | 4 |
| Laundress | 4 |
| At Home | 4 |
| Hatter | 4 |
| House Servant | 4 |
| Hat Trimmer | 4 |
| Farmers Son | 3 |
| Attendant | 3 |
| Farmers Daughter | 3 |
| Hawker | 3 |
| Apprentice | 2 |
| Book Seller | 2 |
| Cordwainer | 2 |
| Farm Labourer | 2 |
| Painter | 2 |
| Blacksmith | 2 |
| Name | Census Frequency |
|---|---|
| Mary Jefferis | 253 |
| William Jefferis | 226 |
| John Jefferis | 184 |
| Elizabeth Jefferis | 178 |
| Sarah Jefferis | 147 |
| George Jefferis | 146 |
| Thomas Jefferis | 128 |
| James Jefferis | 105 |
| Ann Jefferis | 93 |
| Henry Jefferis | 93 |
| Charles Jefferis | 83 |
| Jane Jefferis | 79 |
| Eliza Jefferis | 76 |
| Emma Jefferis | 59 |
| Samuel Jefferis | 54 |
| Joseph Jefferis | 49 |
| Edward Jefferis | 45 |
| Robert Jefferis | 45 |
| Alice Jefferis | 44 |
| Frederick Jefferis | 44 |
| Ellen Jefferis | 43 |
| Hannah Jefferis | 38 |
| Annie Jefferis | 36 |
| Edith Jefferis | 34 |
| Richard Jefferis | 34 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Jefferies | 89% | 25,339 |
| 2 | Jeffries | 75% | 22,848 |
| 3 | Jefferis | 100% | 3,716 |
| 4 | Jeffers | 88% | 2,853 |
| 5 | Jiffers | 75% | 415 |
| 6 | Jefferes | 88% | 303 |
| 7 | Jeffres | 75% | 288 |
| 8 | Jeffris | 88% | 237 |
| 9 | Jeffories | 78% | 190 |
| 10 | Jeffires | 75% | 184 |
| 11 | Jafferies | 78% | 162 |
| 12 | Jeffreis | 75% | 130 |
The surname Jefferis is the 3rd most popular variant of Jefferies.