Residents of Culross — Sub-district C, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 14 | obrine | ann | F | 50 | Roman Catholic | Irish | Ontario | No Occupation Listed | 256 |
| 8 | oehring | lena | F | 19 | Roman Catholic | German | Ontario | No Occupation Listed | 31 |
| 15 | ohlheiser | anthony | M | 19 | Roman Catholic | German | Ontario | Cartwrights and wheelwrights | 24 |
| 12 | ohlheiser | frank | F | 67 | Roman Catholic | German | Germany | No Occupation Listed | 24 |
| 14 | ohlheiser | frank | M | 22 | Roman Catholic | German | Ontario | Boot and shoemakers and repairers | 24 |
| 13 | ohlheiser | magdalina | F | 36 | Roman Catholic | German | Ontario | No Occupation Listed | 24 |
| 16 | ohlheiser | nickolaus | M | 17 | Roman Catholic | German | Ontario | Farmers, general and nfs | 24 |
| 11 | omaley | bridget | F | 19 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 8 | omaley | catherine | F | 40 | Roman Catholic | Irish | Ireland | No Occupation Listed | 330 |
| 12 | omaley | catherine | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 14 | omaley | john | M | 9 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 9 | omaley | mary | F | 21 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 10 | omaley | peter | M | 20 | Roman Catholic | Irish | Ontario | Farmers, general and nfs | 330 |
| 7 | omaley | thomas | M | 45 | Roman Catholic | Irish | Ireland | Farmers, general and nfs | 330 |
| 13 | omaley | thomas | M | 11 | Roman Catholic | Irish | Ontario | No Occupation Listed | 330 |
| 6 | opperman | anthony | M | 13 | Roman Catholic | German | Ontario | Farmers, general and nfs | 212 |
| 5 | opperman | barbara | F | 16 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 4 | opperman | carolina | F | 19 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 8 | opperman | catherina | F | 10 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 11 | opperman | charles | M | 3 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 12 | opperman | christian | M | 0 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 3 | opperman | elizabeth | F | 23 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 1 | opperman | henry | M | 46 | Roman Catholic | German | Germany | Farmers, general and nfs | 212 |
| 9 | opperman | joseph | M | 8 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 10 | opperman | louisa | F | 5 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 2 | opperman | rosina | F | 41 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 7 | opperman | theresa | F | 12 | Roman Catholic | German | Ontario | No Occupation Listed | 212 |
| 24 | ormisten | james | M | 35 | Free Thinker | Scottish | Scotland | Farmers, general and nfs | 7 |