Residents of St. John City, Victoria ward-quartier — Sub-district F, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | obrien | annie | F | 3 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 198 |
| 2 | obrien | catharine | F | 63 | Roman Catholic | Irish | Ireland | No Occupation Listed | 70 |
| 19 | obrien | daniel | M | 7 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 198 |
| 1 | obrien | james | M | 63 | Roman Catholic | Irish | Ireland | Boot and shoemakers and repairers | 70 |
| 18 | obrien | kate | F | 30 | Roman Catholic | Irish | Ireland | No Occupation Listed | 198 |
| 22 | obrien | mark | M | 1 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 198 |
| 3 | obrien | mary | F | 75 | Roman Catholic | Irish | Ireland | No Occupation Listed | 195 |
| 20 | obrien | mary | F | 5 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 198 |
| 3 | obrien | patrick | M | 39 | Roman Catholic | Irish | Ireland | Clerk, nfs | 70 |
| 4 | obrien | richard | M | 28 | Roman Catholic | Irish | New Brunswick | Journalists, reporters | 70 |
| 5 | obrien | timothy | M | 23 | Roman Catholic | Irish | New Brunswick | Dealer, merchant etc. (Wholesale & retail trade) | 70 |
| 17 | obrien | william | M | 35 | Roman Catholic | Irish | Ireland | Butchers | 198 |
| 1 | odell | eliza | F | 8 | Free Baptist | English | New Brunswick | No Occupation Listed | 549 |
| 24 | odell | elizabeth | F | 37 | Free Baptist | English | New Brunswick | No Occupation Listed | 549 |
| 23 | odell | john | M | 45 | Free Baptist | English | New Brunswick | Labourers nfs | 549 |
| 25 | odell | phoeba | F | 13 | Free Baptist | English | New Brunswick | No Occupation Listed | 549 |
| 1 | odonell | charlotte | F | 72 | Roman Catholic | Irish | Ireland | No Occupation Listed | 200 |
| 25 | odonell | daniel | M | 70 | Roman Catholic | Irish | Ireland | Boot and shoemakers and repairers | 200 |
| 4 | odonnell | daniel | M | 10 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 195 |
| 1 | oleary | ellen | F | 18 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 397 |
| 2 | oleary | james | M | 17 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 397 |
| 25 | oleary | margaret | F | 66 | Roman Catholic | Irish | Ireland | No Occupation Listed | 397 |
| 24 | oleary | timothy | M | 65 | Roman Catholic | Irish | Ireland | Labourers nfs | 397 |
| 5 | olive | agnes | F | 21 | Anglican | English | New Brunswick | No Occupation Listed | 139 |
| 16 | olive | agnes | F | 21 | Anglican | English | New Brunswick | No Occupation Listed | 233 |
| 6 | olive | frank | M | 19 | Anglican | English | New Brunswick | Clerk, nfs | 139 |
| 17 | olive | frank | M | 19 | Anglican | English | New Brunswick | Labourers nfs | 233 |
| 24 | olive | heber | M | 9 | Anglican | English | New Brunswick | No Occupation Listed | 229 |
| 23 | olive | horatio | M | 11 | Anglican | English | New Brunswick | No Occupation Listed | 229 |
| 4 | olive | leslie | M | 23 | Anglican | English | New Brunswick | Clerk, nfs | 139 |
| 14 | olive | leslie | M | 23 | Anglican | English | New Brunswick | Bookkeepers nfs | 233 |
| 7 | olive | stanley | M | 25 | Anglican | English | New Brunswick | Clerk, nfs | 139 |
| 15 | olive | stanley | M | 25 | Anglican | English | New Brunswick | Bookkeepers nfs | 233 |
| 18 | oneill | annie | F | 52 | Roman Catholic | Irish | Ireland | No Occupation Listed | 499 |
| 18 | oneill | david | M | 34 | Roman Catholic | Irish | New Brunswick | Blacksmiths | 468 |
| 17 | oneill | elizabeth | F | 60 | Roman Catholic | Irish | Ireland | No Occupation Listed | 468 |
| 20 | oneill | james | M | 21 | Roman Catholic | Irish | New Brunswick | Tailors and tailoresses | 468 |
| 21 | oneill | joanna | F | 28 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 468 |
| 15 | oneill | nicholas | M | 31 | Roman Catholic | Irish | New Brunswick | Labourers nfs | 468 |
| 16 | oneill | william | M | 69 | Roman Catholic | Irish | Ireland | Labourers nfs | 468 |
| 19 | oneill | william | M | 27 | Roman Catholic | Irish | New Brunswick | Carpenters | 468 |
| 14 | ormond | dennis | M | 45 | Roman Catholic | Irish | Ireland | Carpenters | 420 |
| 16 | ormond | francis | M | 10 | Roman Catholic | Irish | Newfoundland | No Occupation Listed | 420 |
| 19 | ormond | john | M | 4 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 420 |
| 17 | ormond | julia | F | 8 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 420 |
| 18 | ormond | margaret | F | 6 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 420 |
| 15 | ormond | mary | F | 45 | Roman Catholic | Irish | Newfoundland | No Occupation Listed | 420 |
| 23 | osburn | ann | F | 59 | Wesleyan Methodist | Irish | Ireland | No Occupation Listed | 35 |
| 25 | osburn | henry | M | 33 | Wesleyan Methodist | Irish | New Brunswick | Ship’s carpenter | 35 |
| 24 | osburn | maria | F | 24 | Wesleyan Methodist | Irish | New Brunswick | Seamstress | 35 |
| 22 | osburn | samuel | M | 61 | Wesleyan Methodist | Irish | Ireland | Ship’s carpenter | 35 |
| 4 | owens | elizabeth | F | 17 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 162 |
| 25 | owens | ellen | F | 48 | Roman Catholic | Irish | Ireland | No Occupation Listed | 162 |
| 5 | owens | ellen | F | 12 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 162 |
| 2 | owens | francis | M | 23 | Roman Catholic | Irish | New Brunswick | Labourers nfs | 162 |
| 1 | owens | hannah | F | 24 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 162 |
| 24 | owens | james | M | 50 | Roman Catholic | Irish | Ireland | Labourers nfs | 162 |
| 3 | owens | joseph | M | 18 | Roman Catholic | Irish | New Brunswick | Labourers nfs | 162 |
| 6 | owens | mary | F | 6 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 162 |