Residents of Melancthon — Sub-district E, surnames O (1881 Census)
| # | Surname | Given | Sex | Age | Religion | Origin | Birthplace | Occupation | HH |
| 21 | oathwaite | ellen | F | 28 | Methodist | English | England | No Occupation Listed | 152 |
| 24 | oathwaite | margaret | F | | Methodist | Irish | Ontario | No Occupation Listed | 153 |
| 22 | oathwaite | mary | F | 19 | Methodist | English | Ontario | No Occupation Listed | 152 |
| 23 | oathwaite | robert | M | 24 | Methodist | English | Ontario | Labourers nfs | 153 |
| 19 | oathwaite | thomas | M | 35 | Methodist | English | England | Farmers, general and nfs | 152 |
| 18 | oathwaite | william | M | 62 | Methodist | English | England | Farmers, general and nfs | 152 |
| 20 | oathwaite | william | M | 16 | Methodist | English | Ontario | Farmers, general and nfs | 152 |
| 9 | oldfield | elizabeth | F | 60 | Methodist | English | England | No Occupation Listed | 286 |
| 15 | oldfield | isabella | F | 0 | Methodist | English | Ontario | No Occupation Listed | 55 |
| 10 | oldfield | james | M | 27 | Methodist | English | England | Farmers, general and nfs | 286 |
| 14 | oldfield | john | M | 2 | Methodist | English | Ontario | No Occupation Listed | 55 |
| 12 | oldfield | margaret | F | 25 | Methodist | Irish | Ontario | No Occupation Listed | 55 |
| 13 | oldfield | margaret | F | 4 | Methodist | English | Ontario | No Occupation Listed | 55 |
| 8 | oldfield | michael | M | 52 | Methodist | English | England | Farmers, general and nfs | 286 |
| 12 | oldfield | robert | M | 19 | Methodist | English | Ontario | Farmers, general and nfs | 286 |
| 11 | oldfield | sarah | F | 25 | Methodist | English | England | No Occupation Listed | 286 |
| 11 | oldfield | thomas | M | 30 | Methodist | English | England | Farmers, general and nfs | 55 |
| 8 | oliver | john | M | 17 | Congregationalist | Irish | Ontario | Farmers, general and nfs | 227 |
| 18 | olliver | benjamin | M | 10 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 10 | olliver | elizabeth | F | 11 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 14 | olliver | emma | F | 23 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 11 | olliver | henry | M | 9 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 22 | olliver | joseph | M | 0 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 4 | olliver | joseph | M | 28 | Methodist | English | Ontario | Farmers, general and nfs | 301 |
| 13 | olliver | mary | F | 50 | Methodist | English | England | No Occupation Listed | 129 |
| 17 | olliver | mary | F | 12 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 21 | olliver | mary | F | 2 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 7 | olliver | mary | F | 18 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 5 | olliver | mary | F | 24 | Methodist | English | Ontario | No Occupation Listed | 301 |
| 13 | olliver | newman | M | 2 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 15 | olliver | rebecca | F | 16 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 16 | olliver | robert | M | 14 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 5 | olliver | robert | M | 45 | Congregationalist | Irish | Ontario | Farmers, general and nfs | 227 |
| 6 | olliver | susan | F | 37 | Congregationalist | English | Ontario | No Occupation Listed | 227 |
| 19 | olliver | susanna | F | 4 | Methodist | English | Ontario | No Occupation Listed | 129 |
| 9 | olliver | thomas | M | 14 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 12 | olliver | thomas | M | 4 | Congregationalist | Irish | Ontario | No Occupation Listed | 227 |
| 12 | olliver | william | M | 60 | Methodist | English | England | Farmers, general and nfs | 129 |
| 18 | onthwaite | charles | M | 26 | Wesleyan Methodist | English | England | Farmers, general and nfs | 177 |
| 19 | onthwaite | rebecca | F | 20 | Wesleyan Methodist | Irish | Ontario | No Occupation Listed | 177 |
| 14 | orvis | emma | F | 21 | Presbyterian | English | Ontario | Servants nfs | 223 |
| 12 | orvis | isaac | M | 47 | Presbyterian | English | Ontario | Labourers nfs | 223 |
| 16 | orvis | lydia | F | 15 | Presbyterian | English | Ontario | No Occupation Listed | 223 |
| 13 | orvis | margret | F | 43 | Presbyterian | Scottish | Scotland | No Occupation Listed | 223 |
| 15 | orvis | william | M | 20 | Presbyterian | English | Ontario | river drivers | 223 |
| 2 | ostrander | francis | M | 19 | Wesleyan Methodist | German | Ontario | Farmers, general and nfs | 264 |
| 24 | ostrander | james | M | 54 | Wesleyan Methodist | German | Ontario | Farmers, general and nfs | 264 |
| 22 | ostrander | mary | F | 25 | Wesleyan Methodist | German | Ontario | No Occupation Listed | 263 |
| 25 | ostrander | mary | F | 42 | Wesleyan Methodist | German | Ontario | No Occupation Listed | 264 |
| 21 | ostrander | thomas | M | 24 | Wesleyan Methodist | German | Ontario | Farmers, general and nfs | 263 |
| 23 | ostrander | thomas | M | 0 | Wesleyan Methodist | German | Ontario | No Occupation Listed | 263 |
| 1 | ostrander | west | M | 21 | Wesleyan Methodist | German | Ontario | Farmers, general and nfs | 264 |
| 3 | ostrander | william | M | 17 | Wesleyan Methodist | German | Ontario | Farmers, general and nfs | 264 |
| 8 | outhivaite | charles | M | 7 | Anglican | English | Ontario | No Occupation Listed | 222 |
| 9 | outhivaite | elizabeth | F | 6 | Anglican | English | Ontario | No Occupation Listed | 222 |
| 7 | outhivaite | jemima | F | 29 | Anglican | Irish | Ontario | No Occupation Listed | 222 |
| 6 | outhivaite | john | M | 39 | Anglican | English | England | Farmers, general and nfs | 222 |
| 11 | outhivaite | john | M | 2 | Anglican | English | Ontario | No Occupation Listed | 222 |
| 10 | outhivaite | thomas | M | 4 | Anglican | English | Ontario | No Occupation Listed | 222 |