| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 1 |
| Dorset | 0 |
| Durham | 6 |
| Essex | 0 |
| Gloucestershire | 1 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 1 |
| Lancashire | 9 |
| Leicestershire | 0 |
| Lincolnshire | 1 |
| London | 4 |
| Middlesex | 1 |
| Northumberland | 0 |
| Norfolk | 0 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 0 |
| Sussex | 0 |
| Staffordshire | 2 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 0 |
| 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 | 3 |
| Labourer | 3 |
| Stone Mason | 1 |
| Card Wainer | 1 |
| Coal Miner | 1 |
| Shoemaker | 1 |
| Private Army | 1 |
| Dock Labourer | 1 |
| Journeyman Plasterer | 1 |
| Laundres | 1 |
| Pawn Broker | 1 |
| Umbrella Maker | 1 |
| General Servant | 1 |
| Agricultural Labourer | 1 |
| Miner's Apprentice | 1 |
| Name | Census Frequency |
|---|---|
| John Dillan | 28 |
| Mary Dillan | 19 |
| James Dillan | 18 |
| Elizabeth Dillan | 10 |
| Jane Dillan | 8 |
| Catherine Dillan | 7 |
| Patrick Dillan | 7 |
| William Dillan | 7 |
| George Dillan | 6 |
| Ann Dillan | 5 |
| Thomas Dillan | 5 |
| Charles Dillan | 4 |
| Ellen Dillan | 4 |
| Margaret Dillan | 4 |
| Michael Dillan | 4 |
| Peter Dillan | 4 |
| Sarah Dillan | 4 |
| Arthur Dillan | 3 |
| Hannah Dillan | 3 |
| Maria Dillan | 3 |
| Daniel Dillan | 2 |
| Edward Dillan | 2 |
| Eliza Dillan | 2 |
| Fanny Dillan | 2 |
| Frances Dillan | 2 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Dillon | 83% | 14,965 |
| 2 | Dallen | 67% | 1,684 |
| 3 | Dollin | 67% | 782 |
| 4 | Dollen | 67% | 620 |
| 5 | Dallon | 67% | 421 |
| 6 | Dellon | 67% | 376 |
| 7 | Dullon | 67% | 361 |
| 8 | Dallin | 67% | 329 |
| 9 | Dillen | 83% | 237 |
| 10 | Dillan | 100% | 227 |
| 11 | Dillion | 71% | 202 |
| 12 | Dillin | 83% | 198 |
| 13 | Dullen | 67% | 167 |
| 14 | Dallain | 71% | 147 |
| 15 | Dollan | 83% | 127 |
The surname Dillan is the 10th most popular variant of Dillon.