Residents of Moncton — Sub-district G, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 3 | odonald | james | M | 64 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 345 |
| 12 | ogilvie | james | M | 35 | Presbyterian | Scottish | New Brunswick | Day labourers (e.g journalier) | 222 |
| 18 | oneal | clara | F | 5 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 4 | oneal | danial | M | 32 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 55 |
| 9 | oneal | elizabeth | F | 45 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 14 | oneal | elizabeth | F | 16 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 7 | oneal | elizabeth | F | 12 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 55 |
| 6 | oneal | ellen | F | 40 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 55 |
| 19 | oneal | george | M | 3 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 11 | oneal | james | M | 22 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 53 |
| 16 | oneal | jane | F | 9 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 8 | oneal | john | M | 49 | Roman Catholic | Irish | United States | Farmers, general and nfs | 53 |
| 15 | oneal | john | M | 14 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 13 | oneal | margaret | F | 19 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 12 | oneal | mary | F | 21 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 5 | oneal | mary | F | 80 | Roman Catholic | Irish | Ireland | No Occupation Listed | 55 |
| 17 | oneal | sarah | F | 8 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 53 |
| 10 | oneal | william | M | 24 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 53 |
| 23 | oneil | bregit | F | 9 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 369 |
| 7 | oneill | bridget | F | 9 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 99 |
| 25 | oneill | daniel | M | 3 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 369 |
| 19 | oneill | david | M | 44 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 369 |
| 24 | oneill | david | M | 8 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 369 |
| 22 | oneill | ellen | F | 12 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 369 |
| 21 | oneill | mary | F | 17 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 369 |
| 20 | oneill | william | M | 21 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 369 |
| 9 | oniel | ellen | F | 29 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 316 |
| 13 | oniel | fred | M | 0 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 316 |
| 2 | oniel | helene | F | 38 | Roman Catholic | Irish | Ireland | No Occupation Listed | 266 |
| 10 | oniel | james | M | 8 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 316 |
| 12 | oniel | jane | F | 4 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 316 |
| 1 | oniel | john | M | 50 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 266 |
| 3 | oniel | julia | F | 3 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 266 |
| 11 | oniel | mary | F | 6 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 316 |
| 8 | oniel | maurice | M | 42 | Roman Catholic | Irish | New Brunswick | Farmers, general and nfs | 316 |
| 4 | oniel | nella | F | 1 | Roman Catholic | Irish | New Brunswick | No Occupation Listed | 266 |
| 4 | osborun | elisa | F | 29 | Anglican | English | New Brunswick | No Occupation Listed | 323 |
| 5 | osborun | george | M | 25 | Anglican | English | New Brunswick | Farmers, general and nfs | 323 |
| 6 | osborun | harry | M | 18 | Anglican | English | New Brunswick | Farmers, general and nfs | 323 |
| 2 | osborun | john | M | 50 | Anglican | English | England | Plasterers | 323 |
| 7 | osborun | john | M | 14 | Anglican | English | New Brunswick | No Occupation Listed | 323 |
| 3 | osborun | martha | F | 53 | Anglican | Irish | New Brunswick | No Occupation Listed | 323 |
| 8 | osborun | minnie | F | 12 | Anglican | English | New Brunswick | No Occupation Listed | 323 |
| 9 | osborun | morton | M | 10 | Anglican | English | New Brunswick | No Occupation Listed | 323 |