Residents of Dunnville, T-V — Sub-district I, surnames J (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 8 | jannison | florence | F | 2 | Presbyterian | Irish | Ontario | No Occupation Listed | 136 |
| 5 | jannison | james | M | 31 | Presbyterian | Irish | Ireland | Merchants, specified large-scale wholesaleing | 136 |
| 7 | jannison | mary | F | 4 | Presbyterian | Irish | Ontario | No Occupation Listed | 136 |
| 6 | jannison | sariah | F | 22 | Presbyterian | Irish | Ontario | No Occupation Listed | 136 |
| 24 | jenkinson | ellen | F | 58 | Anglican | Irish | Ontario | No Occupation Listed | 272 |
| 25 | jenkinson | william | M | 25 | Anglican | Irish | Ontario | No Occupation Listed | 272 |
| 9 | jennings | ruth | F | 14 | Wesleyan Methodist | English | Ontario | No Occupation Listed | 174 |
| 24 | jewhurst | david | M | 20 | Roman Catholic | Irish | Quebec | No Occupation Listed | 50 |
| 22 | jewhurst | ellen | F | 56 | Roman Catholic | Irish | Ireland | No Occupation Listed | 50 |
| 23 | jewhurst | ellen | F | 25 | Roman Catholic | Irish | Quebec | No Occupation Listed | 50 |
| 3 | jewhurst | ellen | F | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 216 |
| 25 | jewhurst | george | M | 30 | Roman Catholic | Irish | Quebec | Labourers nfs | 216 |
| 25 | jewhurst | john | M | 18 | Roman Catholic | Irish | Ontario | No Occupation Listed | 50 |
| 1 | jewhurst | margaret | F | 30 | Roman Catholic | Irish | Ontario | No Occupation Listed | 216 |
| 4 | johnson | chas | M | 31 | Anglican | German | Ontario | Painters, nfs | 228 |
| 5 | johnson | fannie | F | 25 | Anglican | English | England | No Occupation Listed | 228 |
| 9 | johnson | fred | M | 0 | Anglican | German | Ontario | No Occupation Listed | 228 |
| 1 | johnson | george | M | 22 | Anglican | Irish | Ontario | Clerk, nfs | 63 |
| 2 | johnson | hallie | F | 14 | Anglican | Irish | Ontario | No Occupation Listed | 63 |
| 24 | johnson | harry | M | 53 | Anglican | Irish | Ireland | Dealer, merchant etc. (Wholesale & retail trade) | 63 |
| 2 | johnson | john | M | 43 | Anglican | Irish | Ireland | No Occupation Listed | 58 |
| 4 | johnson | kathleen | F | 17 | Anglican | Irish | Ontario | No Occupation Listed | 58 |
| 3 | johnson | martha | F | 38 | Anglican | Scottish | Ontario | No Occupation Listed | 58 |
| 1 | johnson | mary | F | 22 | Methodist | English | England | Servants nfs | 57 |
| 25 | johnson | matilda | F | 46 | Anglican | Irish | Ireland | No Occupation Listed | 63 |
| 6 | johnson | samuel | M | 8 | Anglican | German | Ontario | No Occupation Listed | 228 |
| 8 | johnson | stella | F | 4 | Anglican | German | Ontario | No Occupation Listed | 228 |
| 7 | johnson | william | M | 6 | Anglican | German | United States | No Occupation Listed | 228 |
| 5 | johnson | winafred | F | 15 | Anglican | Irish | Ontario | No Occupation Listed | 58 |
| 20 | jones | ellen | F | 33 | Anglican | German | United States | No Occupation Listed | 172 |
| 21 | jones | george | M | 9 | Anglican | Aboriginal peoples, n.s | Ontario | No Occupation Listed | 172 |
| 19 | jones | james | M | 53 | Anglican | Aboriginal peoples, n.s | United States | No Occupation Listed | 172 |
| 22 | jones | james | M | 23 | Anglican | Aboriginal peoples, n.s | United States | No Occupation Listed | 172 |
| 13 | jones | samuel | M | 17 | Presbyterian | English | Ontario | Servants nfs | 96 |