| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 2 |
| Dorset | 0 |
| Durham | 0 |
| Essex | 0 |
| Gloucestershire | 0 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 10 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 0 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 2 |
| Middlesex | 3 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| 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 | 10 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 6 |
| Coal Miner | 2 |
| Woollen Weaver | 2 |
| Farm Labourer | 2 |
| Farm Servant Indoor | 2 |
| Draper | 1 |
| Housemaid | 1 |
| Cabinet Maker | 1 |
| House Work | 1 |
| Policeman Mid Railway | 1 |
| Carman | 1 |
| General Labourer | 1 |
| Strair Hat Tener | 1 |
| Name | Census Frequency |
|---|---|
| William Riff | 17 |
| John Riff | 11 |
| Mary Riff | 11 |
| George Riff | 8 |
| Thomas Riff | 8 |
| Frederick Riff | 7 |
| James Riff | 7 |
| Sarah Riff | 7 |
| Ann Riff | 4 |
| Annie Riff | 4 |
| Alfred Riff | 3 |
| Charles Riff | 3 |
| Elizabeth Riff | 3 |
| Emily Riff | 3 |
| Jane Riff | 3 |
| Robert Riff | 3 |
| Albert Riff | 2 |
| Arthur Riff | 2 |
| Emma Riff | 2 |
| Esther Riff | 2 |
| Frances Riff | 2 |
| Henry Riff | 2 |
| Joseph Riff | 2 |
| Richard Riff | 2 |
| Rose Riff | 2 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Ruff | 75% | 8,095 |
| 2 | Roff | 75% | 4,001 |
| 3 | Roffe | 60% | 3,213 |
| 4 | Raffe | 60% | 980 |
| 5 | Ruffee | 50% | 205 |
| 6 | Raff | 75% | 192 |
| 7 | Ruffe | 60% | 191 |
| 8 | Roffee | 50% | 185 |
| 9 | Riff | 100% | 162 |
| 10 | Raffo | 60% | 130 |
| 11 | Rooff | 60% | 117 |
The surname Riff is the 9th most popular variant of Ruff.