Residents of Elgin — Sub-district F, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 19 | obrian | berdie | F | 1 | Methodist | English | New Brunswick | No Occupation Listed | 260 |
| 16 | obrian | cate | F | 27 | Methodist | English | New Brunswick | Occupational title unclassifiable | 260 |
| 17 | obrian | ethel | F | 7 | Methodist | English | New Brunswick | No Occupation Listed | 260 |
| 18 | obrian | eugene | M | 3 | Methodist | English | New Brunswick | No Occupation Listed | 260 |
| 7 | obrian | francis | F | 50 | Baptist | English | New Brunswick | No Occupation Listed | 229 |
| 9 | obrian | margret | F | 72 | Baptist | English | New Brunswick | No Occupation Listed | 222 |
| 15 | obrian | phares | M | 31 | Methodist | English | New Brunswick | Saddler and harness maker | 260 |
| 8 | obrian | ralph | M | 62 | Baptist | Irish | New Brunswick | Boot and shoemakers and repairers | 222 |
| 9 | ogelvie | ama | F | 66 | Baptist | English | New Brunswick | No Occupation Listed | 414 |
| 24 | oragan | bridget | F | 58 | Roman Catholic | Irish | Ireland | No Occupation Listed | 363 |
| 1 | oragan | bridget | F | 23 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 363 |
| 4 | oragan | jain | F | 16 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 363 |
| 23 | oragan | john | M | 62 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 363 |
| 5 | oragan | john | M | 9 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 363 |
| 3 | oragan | luke | M | 19 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 363 |
| 2 | oragan | mary | F | 20 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 363 |
| 25 | oragan | owens | M | 30 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 363 |