Residents of Trois-Rivières, St. Philippe, Ward—Quartier — Sub-district A, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 15 | olivier | adolphe | M | 6 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 11 | olivier | albertine | F | 22 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 12 | olivier | alfred | M | 14 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 10 | olivier | cecile | F | 33 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 16 | olivier | emma | F | 4 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 14 | olivier | henri | M | 8 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 13 | olivier | ida | F | 10 | Roman Catholic | French | Quebec | No Occupation Listed | 100 |
| 9 | olivier | j | M | 51 | Roman Catholic | French | Quebec | Agent nfs | 100 |