Residents of Bosanquet — Sub-district M, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 12 | oconell | ellen | F | 55 | Roman Catholic | Irish | Ireland | No Occupation Listed | 55 |
| 6 | oconnell | catharine | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 7 | oconnell | cornelius | M | 10 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 2 | oconnell | denis | M | 35 | Roman Catholic | Irish | Ontario | Farmers, general and nfs | 58 |
| 8 | oconnell | harnah | M | 7 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 9 | oconnell | james | M | 6 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 3 | oconnell | mary | F | 35 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 5 | oconnell | mary | F | 15 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 4 | oconnell | tamy | F | 17 | Roman Catholic | Irish | Ontario | No Occupation Listed | 58 |
| 21 | ogleby | anney | F | 2 | Presbyterian | Dutch | Ontario | No Occupation Listed | 139 |
| 19 | ogleby | margret | F | 23 | Presbyterian | Dutch | Ontario | No Occupation Listed | 139 |
| 20 | ogleby | mary | F | 4 | Presbyterian | Dutch | Ontario | No Occupation Listed | 139 |
| 18 | ogleby | wiliam | M | 26 | Presbyterian | Scottish | Ontario | Farmers, general and nfs | 139 |
| 9 | ohara | alexander | M | 16 | Presbyterian | Irish | Ontario | Farmers, general and nfs | 81 |
| 11 | ohara | elisabett | F | 11 | Presbyterian | Irish | Ontario | No Occupation Listed | 81 |
| 13 | ohara | james | M | 8 | Presbyterian | Irish | Ontario | No Occupation Listed | 81 |
| 5 | ohara | john | M | 50 | Presbyterian | Irish | Ireland | Farmers, general and nfs | 81 |
| 7 | ohara | john | M | 27 | Presbyterian | Irish | Ireland | Brick and tile makers | 81 |
| 6 | ohara | margret | F | 48 | Presbyterian | Irish | Ireland | No Occupation Listed | 81 |
| 12 | ohara | oliver | M | 10 | Presbyterian | Irish | Ontario | No Occupation Listed | 81 |
| 14 | ohara | robert | M | 4 | Presbyterian | Irish | Ontario | No Occupation Listed | 81 |
| 8 | ohara | samuel | M | 23 | Presbyterian | Irish | Ontario | Farmers, general and nfs | 81 |
| 10 | ohara | sarah | F | 14 | Presbyterian | Irish | Ontario | No Occupation Listed | 81 |
| 24 | oliver | herbert | M | 21 | Anglican | English | England | No Occupation Listed | 235 |
| 13 | olliver | charles | M | 5 | | Irish | Ontario | No Occupation Listed | 97 |
| 11 | olliver | jenney | F | 31 | | Irish | Ireland | No Occupation Listed | 97 |
| 12 | olliver | liza | F | 1 | | Irish | Ontario | No Occupation Listed | 97 |
| 10 | olliver | william | M | 38 | | Irish | Ontario | Farmers, general and nfs | 97 |
| 5 | owens | agnes | F | 25 | Primitive Methodist | Scottish | Ontario | No Occupation Listed | 13 |
| 15 | owens | ann | F | 40 | Primitive Methodist | English | Quebec | No Occupation Listed | 7 |
| 16 | owens | celia | F | 12 | Primitive Methodist | English | Ontario | No Occupation Listed | 7 |
| 4 | owens | george | M | 29 | Primitive Methodist | English | Ontario | Farmers, general and nfs | 13 |
| 14 | owens | joseph | M | 52 | Primitive Methodist | English | Ontario | Farmers, general and nfs | 7 |
| 6 | owens | joseph | M | 31 | Primitive Methodist | English | Ontario | river drivers | 13 |
| 18 | owens | wallace | M | 3 | Primitive Methodist | English | Ontario | No Occupation Listed | 7 |
| 17 | owens | william | M | 8 | Primitive Methodist | English | Ontario | No Occupation Listed | 7 |