| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 1 |
| Channel Islands | 0 |
| Cheshire | 17 |
| Cornwall | 0 |
| Cumberland | 6 |
| Derbyshire | 0 |
| Devon | 11 |
| Dorset | 0 |
| Durham | 44 |
| Essex | 9 |
| Gloucestershire | 0 |
| Hampshire | 1 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 1 |
| Lancashire | 227 |
| Leicestershire | 0 |
| Lincolnshire | 2 |
| London | 24 |
| Middlesex | 3 |
| Northumberland | 16 |
| Norfolk | 10 |
| Northamptonshire | 0 |
| Nottinghamshire | 6 |
| Oxfordshire | 4 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 1 |
| Surrey | 1 |
| Sussex | 0 |
| Staffordshire | 16 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 2 |
| Yorkshire | 14 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 3 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 1 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| General Labourer | 8 |
| Coal Heaver | 5 |
| School Teacher | 5 |
| General Servant Domestic | 4 |
| Scholar | 4 |
| Housemaid Domestic | 4 |
| Cook Domestic | 3 |
| Dock Labourer | 3 |
| Dress Maker | 3 |
| Laundress | 3 |
| Steel Works Labourer | 3 |
| Carpenter | 2 |
| Grocer Stone Assistant | 2 |
| Painters Labourer | 2 |
| Cotton Reeler | 2 |
| Cotton Winder | 2 |
| Dock Board Labourer | 2 |
| Laundress Wash | 2 |
| Poultry Dealer | 2 |
| Tailor | 2 |
| Chemical Labourer | 2 |
| Coal Miner Hewer | 2 |
| Gold Smith | 2 |
| At Home | 2 |
| Bricklayer Labourer | 2 |
| Name | Census Frequency |
|---|---|
| Mary Mallon | 243 |
| John Mallon | 220 |
| James Mallon | 128 |
| Thomas Mallon | 91 |
| Elizabeth Mallon | 89 |
| Margaret Mallon | 85 |
| William Mallon | 79 |
| Patrick Mallon | 55 |
| Sarah Mallon | 53 |
| Catherine Mallon | 52 |
| Ann Mallon | 45 |
| Annie Mallon | 40 |
| Edward Mallon | 39 |
| Ellen Mallon | 38 |
| Henry Mallon | 35 |
| Joseph Mallon | 35 |
| George Mallon | 34 |
| Charles Mallon | 31 |
| Jane Mallon | 31 |
| Alice Mallon | 30 |
| Bridget Mallon | 25 |
| Francis Mallon | 24 |
| Robert Mallon | 23 |
| Peter Mallon | 22 |
| Hannah Mallon | 20 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Mullen | 67% | 11,823 |
| 2 | Millen | 67% | 8,763 |
| 3 | Mullin | 67% | 6,793 |
| 4 | Mellon | 83% | 4,325 |
| 5 | Mallen | 83% | 3,662 |
| 6 | Mallin | 83% | 2,829 |
| 7 | Millin | 67% | 2,566 |
| 8 | Millan | 67% | 2,341 |
| 9 | Mallon | 100% | 2,296 |
| 10 | Mullan | 67% | 1,209 |
| 11 | Mallion | 86% | 1,019 |
| 12 | Millon | 83% | 1,012 |
| 13 | Mellin | 67% | 973 |
| 14 | Million | 71% | 759 |
| 15 | Mullon | 83% | 521 |
| 16 | Moullin | 57% | 453 |
| 17 | Mallan | 83% | 451 |
| 18 | Mellen | 67% | 451 |
| 19 | Mullane | 57% | 410 |
| 20 | Malon | 83% | 400 |
| 21 | Malen | 67% | 343 |
| 22 | Mellan | 67% | 297 |
| 23 | Mollon | 83% | 294 |
| 24 | Millian | 57% | 284 |
| 25 | Maullin | 71% | 264 |
| 26 | Mollan | 67% | 185 |
| 27 | Millne | 50% | 156 |
| 28 | Mollen | 67% | 124 |
The surname Mallon is the 9th most popular variant of Mullen.