| Bedfordshire | 1 |
| Buckinghamshire | 0 |
| Berkshire | 3 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 11 |
| Cumberland | 4 |
| Derbyshire | 1 |
| Devon | 0 |
| Dorset | 0 |
| Durham | 32 |
| Essex | 17 |
| Gloucestershire | 3 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 2 |
| Huntingdonshire | 0 |
| Isle of Man | 2 |
| Kent | 0 |
| Lancashire | 23 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 19 |
| Middlesex | 10 |
| Northumberland | 30 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 4 |
| Sussex | 0 |
| Staffordshire | 0 |
| Warwickshire | 1 |
| Westmorland | 1 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 6 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 2 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 7 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Plumber | 3 |
| Scholar | 2 |
| Plumbers Apprentice | 2 |
| Living On Own Means | 2 |
| Coal Miner Hawer | 2 |
| None | 2 |
| A B Seaman | 1 |
| Clerk Plumber C C | 1 |
| Blacksmith | 1 |
| Tailor & Draper | 1 |
| Blacksmiths Apprentice | 1 |
| Commercial Traveller | 1 |
| Gas Stoker | 1 |
| Grocer Assistant | 1 |
| Inland Revenue Officer | 1 |
| Insurance Agent | 1 |
| Mining Engineer | 1 |
| Riveter In Shipyard | 1 |
| Salvation Army Lieutenant Preach | 1 |
| Student | 1 |
| Cook Domestic | 1 |
| Private Soldier 2/h L Infantry | 1 |
| Private Soldier H L Infantry | 1 |
| Soldier Shoeing Smith Rfa | 1 |
| Cook | 1 |
| Name | Census Frequency |
|---|---|
| James Colquhoun | 91 |
| William Colquhoun | 85 |
| Mary Colquhoun | 84 |
| Elizabeth Colquhoun | 71 |
| John Colquhoun | 68 |
| Robert Colquhoun | 50 |
| Margaret Colquhoun | 34 |
| Sarah Colquhoun | 33 |
| Thomas Colquhoun | 31 |
| Jane Colquhoun | 30 |
| George Colquhoun | 28 |
| Alexander Colquhoun | 23 |
| Annie Colquhoun | 23 |
| Agnes Colquhoun | 22 |
| Isabella Colquhoun | 21 |
| Alice Colquhoun | 18 |
| Emily Colquhoun | 17 |
| Henry Colquhoun | 17 |
| Ann Colquhoun | 16 |
| Catherine Colquhoun | 15 |
| Eliza Colquhoun | 14 |
| Charles Colquhoun | 13 |
| Duncan Colquhoun | 13 |
| Ellen Colquhoun | 13 |
| Janet Colquhoun | 12 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Colquhoun | 100% | 1,397 |
| 2 | Colquohoun | 90% | 168 |
The surname Colquhoun is the most popular version of all its varients