Residents of Halifax S — Sub-district B, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 24 | olivier | emma | F | 34 | Roman Catholic | French | Quebec | No Occupation Listed | 175 |
| 23 | olivier | louis | M | 33 | Roman Catholic | French | Quebec | Medical Doctors and physicians (not UK) | 175 |
| 12 | olivier | proeule | M | 75 | Roman Catholic | French | Quebec | No Occupation Listed | 171 |
| 18 | omalley | mary | F | 26 | Roman Catholic | Irish | Quebec | No Occupation Listed | 29 |
| 17 | omalley | owen | M | 36 | Roman Catholic | Irish | Quebec | Farmers, general and nfs | 29 |
| 22 | ouellet | philomene | F | 38 | Roman Catholic | French | Quebec | No Occupation Listed | 185 |
| 13 | ouellette | adelia | F | 1 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |
| 7 | ouellette | angele | F | 34 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |
| 8 | ouellette | baptiste | M | 14 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |
| 11 | ouellette | delvina | F | 9 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |
| 9 | ouellette | edoard | M | 12 | Roman Catholic | French | United States | No Occupation Listed | 157 |
| 10 | ouellette | gedeon | M | 10 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |
| 6 | ouellette | j | M | 45 | Roman Catholic | French | Quebec | Workers nfs | 157 |
| 12 | ouellette | theophile | M | 3 | Roman Catholic | French | Quebec | No Occupation Listed | 157 |