Residents of St. Ambroise — Sub-district F, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 16 | osullivan | clair | F | 32 | Roman Catholic | Aboriginal peoples, n.s | Quebec | No Occupation Listed | 335 |
| 19 | osullivan | florence | F | 1 | Roman Catholic | Blank | Quebec | No Occupation Listed | 335 |
| 15 | osullivan | henry | M | 35 | Roman Catholic | Irish | Quebec | Surveyors, general and nfs | 335 |
| 18 | osullivan | henry | M | 3 | Roman Catholic | Blank | Quebec | No Occupation Listed | 335 |
| 20 | osullivan | lauretta | F | 0 | Roman Catholic | Blank | Quebec | No Occupation Listed | 335 |
| 14 | osullivan | marie | F | 79 | Roman Catholic | French | Quebec | No Occupation Listed | 335 |
| 13 | osullivan | owin | M | 83 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 335 |
| 17 | osullivan | owin | M | 4 | Roman Catholic | Blank | Quebec | No Occupation Listed | 335 |
| 5 | ouellette | adele | F | 15 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 9 | ouellette | albertine | F | 3 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 10 | ouellette | caroline | F | 1 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 7 | ouellette | charles | M | 27 | Roman Catholic | French | Quebec | Farmers, general and nfs | 41 |
| 8 | ouellette | christine | F | 25 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 1 | ouellette | damas | M | 33 | Roman Catholic | French | Quebec | Farmers, general and nfs | 59 |
| 4 | ouellette | eliza | F | 17 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 3 | ouellette | elizabeth | F | 55 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 15 | ouellette | eva | F | 0 | Roman Catholic | French | Quebec | No Occupation Listed | 42 |
| 14 | ouellette | florilda | F | 3 | Roman Catholic | French | Quebec | No Occupation Listed | 42 |
| 12 | ouellette | francois | M | 32 | Roman Catholic | French | Quebec | Butchers | 42 |
| 2 | ouellette | homer | M | 55 | Roman Catholic | French | Quebec | Farmers, general and nfs | 41 |
| 4 | ouellette | joseph | M | 25 | Roman Catholic | French | Quebec | Farmers, general and nfs | 59 |
| 3 | ouellette | louise | F | 7 | Roman Catholic | French | Quebec | No Occupation Listed | 59 |
| 13 | ouellette | marie | F | 7 | Roman Catholic | French | Quebec | No Occupation Listed | 42 |
| 2 | ouellette | marie | F | 30 | Roman Catholic | French | Quebec | No Occupation Listed | 59 |
| 6 | ouellette | melvina | F | 13 | Roman Catholic | French | Quebec | No Occupation Listed | 41 |
| 5 | ouellette | pierre | M | 22 | Roman Catholic | French | Quebec | Farmers, general and nfs | 59 |