Residents of Dunn — Sub-district H, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 22 | oneill | catharine | F | 59 | Roman Catholic | Irish | Ireland | No Occupation Listed | 77 |
| 21 | oneill | patrick | M | 63 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 77 |
| 3 | orris | john | M | 63 | Anglican | English | England | Farmers, general and nfs | 16 |
| 5 | orris | louisa | F | 24 | Anglican | English | United States | No Occupation Listed | 16 |
| 4 | orris | wilhemina | F | 54 | Anglican | Irish | Ireland | No Occupation Listed | 16 |
| 16 | otto | barbara | F | 50 | Lutheran | German | Ontario | Farmers, general and nfs | 35 |
| 17 | otto | barbara | F | 15 | Lutheran | German | Ontario | No Occupation Listed | 35 |
| 15 | otto | chrrstian | M | 49 | Lutheran | German | Ontario | Farmers, general and nfs | 35 |