Residents of Lochaber W-O — Sub-district J, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 20 | oleary | margret | F | 40 | Roman Catholic | Irish | Ireland | No Occupation Listed | 9 |
| 19 | oleary | michal | M | 62 | Roman Catholic | Irish | Ireland | Tailors and tailoresses | 9 |
| 21 | oleary | thomas | M | 24 | Roman Catholic | Irish | Ontario | Dealer, merchant etc. (Wholesale & retail trade) | 9 |
| 11 | onezine | frances | M | 37 | Roman Catholic | French | Quebec | Caretakers and janitors | 24 |
| 14 | onezine | mary | F | 3 | Roman Catholic | French | Quebec | No Occupation Listed | 24 |
| 12 | onezine | olive | F | 29 | Roman Catholic | French | Quebec | No Occupation Listed | 24 |
| 13 | onezine | thomas | M | 9 | Roman Catholic | French | Quebec | No Occupation Listed | 24 |