| Bedfordshire | 23 |
| Buckinghamshire | 9 |
| Berkshire | 9 |
| Cambridgeshire | 11 |
| Channel Islands | 0 |
| Cheshire | 6 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 1 |
| Devon | 12 |
| Dorset | 17 |
| Durham | 7 |
| Essex | 34 |
| Gloucestershire | 18 |
| Hampshire | 36 |
| Herefordshire | 9 |
| Hertfordshire | 7 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 46 |
| Lancashire | 22 |
| Leicestershire | 18 |
| Lincolnshire | 2 |
| London | 236 |
| Middlesex | 31 |
| Northumberland | 0 |
| Norfolk | 1 |
| Northamptonshire | 8 |
| Nottinghamshire | 0 |
| Oxfordshire | 8 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 9 |
| Somerset | 2 |
| Surrey | 43 |
| Sussex | 5 |
| Staffordshire | 8 |
| Warwickshire | 8 |
| Westmorland | 0 |
| Wiltshire | 12 |
| Worcestershire | 31 |
| Yorkshire | 38 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 3 |
| Pembrokeshire | 1 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 13 |
| General Labourer | 11 |
| Living On Own Means | 9 |
| General Servant Domestic | 7 |
| Laundress Wash | 5 |
| Housemaid Domestic | 4 |
| Butcher | 4 |
| Bricklayer Labourer | 3 |
| Builder | 3 |
| Carpenter | 3 |
| Charwoman | 3 |
| Clerk | 3 |
| Domestic Servant | 3 |
| Police Constable | 3 |
| Pttery Works | 3 |
| Market Gardener | 3 |
| Cab Driver Groom | 3 |
| Stone Mason | 3 |
| Carman | 2 |
| Coal Miner | 2 |
| Twister In Worsted Mill | 2 |
| Garden Boy Domestic | 2 |
| School Master | 2 |
| Soldier | 2 |
| Errand Boy Port | 2 |
| Name | Census Frequency |
|---|---|
| William Roff | 291 |
| Mary Roff | 213 |
| George Roff | 189 |
| Elizabeth Roff | 164 |
| Sarah Roff | 152 |
| Thomas Roff | 148 |
| John Roff | 124 |
| Henry Roff | 102 |
| James Roff | 84 |
| Robert Roff | 81 |
| Charles Roff | 75 |
| Jane Roff | 71 |
| Ann Roff | 69 |
| Frederick Roff | 67 |
| Ellen Roff | 65 |
| Eliza Roff | 63 |
| Alfred Roff | 57 |
| Arthur Roff | 54 |
| Annie Roff | 53 |
| Emily Roff | 53 |
| Albert Roff | 50 |
| Alice Roff | 48 |
| Florence Roff | 47 |
| Walter Roff | 47 |
| Emma Roff | 46 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Ruff | 75% | 8,095 |
| 2 | Roff | 100% | 4,001 |
| 3 | Roffe | 80% | 3,213 |
| 4 | Rofe | 75% | 1,993 |
| 5 | Raffe | 60% | 980 |
| 6 | Roof | 75% | 745 |
| 7 | Roofe | 60% | 593 |
| 8 | Ruffee | 50% | 205 |
| 9 | Raff | 75% | 192 |
| 10 | Ruffe | 60% | 191 |
| 11 | Roffee | 67% | 185 |
| 12 | Riff | 75% | 162 |
| 13 | Raffo | 60% | 130 |
| 14 | Roaf | 75% | 130 |
| 15 | Rooff | 80% | 117 |
The surname Roff is the 2nd most popular variant of Ruff.