| 10 | oakes | catherina | F | 65 | | Irish | Ireland | Members of religious orders | 263 |
| 5 | oakey | caroline | F | 59 | Anglican | English | England | Servants nfs | 572 |
| 6 | oakley | ester | F | 22 | Roman Catholic | Irish | Ontario | Servants nfs | 395 |
| 6 | oboyle | amelia | F | 17 | Roman Catholic | Irish | Ontario | Teachers (unspecified) | 245 |
| 5 | oboyle | christiana | F | 37 | Roman Catholic | Irish | Ontario | No Occupation Listed | 245 |
| 4 | oboyle | john | M | 50 | Roman Catholic | Irish | Quebec | Coach, carriage, cart and wagon makers | 245 |
| 9 | oboyle | john | M | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 245 |
| 8 | oboyle | rosalinda | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 245 |
| 7 | oboyle | thomas | M | 16 | Roman Catholic | Irish | Ontario | Coach, carriage, cart and wagon makers | 245 |
| 15 | obrian | alice | F | 8 | Roman Catholic | Irish | Ontario | No Occupation Listed | 397 |
| 12 | obrian | catherine | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 397 |
| 9 | obrian | ellen | F | 40 | Roman Catholic | Irish | Ireland | No Occupation Listed | 397 |
| 13 | obrian | ellen | F | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 397 |
| 11 | obrian | james | M | 18 | Roman Catholic | Irish | Ontario | Labourers nfs | 397 |
| 10 | obrian | mary | F | 20 | Roman Catholic | Irish | Ontario | No Occupation Listed | 397 |
| 14 | obrian | patrick | M | 10 | Roman Catholic | Irish | Ontario | No Occupation Listed | 397 |
| 21 | obrien | alice | F | 50 | Roman Catholic | Irish | Ireland | No Occupation Listed | 115 |
| 5 | obrien | catherine | F | 30 | Roman Catholic | Irish | Ontario | No Occupation Listed | 489 |
| 8 | obrien | eliza | F | 76 | Anglican | English | Portugal | No Occupation Listed | 556 |
| 8 | obrien | elizabeth | F | 25 | Roman Catholic | Irish | Ireland | Servants nfs | 615 |
| 9 | obrien | ellen | F | 25 | Roman Catholic | Irish | Ireland | No Occupation Listed | 462 |
| 7 | obrien | hannah | F | 20 | Roman Catholic | Irish | Ontario | Servants nfs | 269 |
| 2 | obrien | james | M | 65 | Roman Catholic | Irish | Ireland | No Occupation Listed | 377 |
| 16 | obrien | james | M | 50 | Roman Catholic | Irish | Ireland | Gardeners nfs | 457 |
| 22 | obrien | john | M | 24 | Roman Catholic | Irish | Ontario | Labourers nfs | 115 |
| 10 | obrien | m | F | 30 | Roman Catholic | Irish | Ireland | Servants nfs | 438 |
| 17 | obrien | margrat | F | 30 | Roman Catholic | Irish | Ireland | Servants nfs | 186 |
| 10 | obrien | margrat | F | 4 | Roman Catholic | Irish | Ontario | No Occupation Listed | 462 |
| 20 | obrien | michael | M | 64 | Roman Catholic | Irish | Ireland | Labourers nfs | 115 |
| 11 | obrien | norah | F | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 462 |
| 8 | obrien | william | M | 32 | Roman Catholic | Irish | Quebec | Government functionaries nec | 462 |
| 8 | oconnell | cathrine | F | 48 | Roman Catholic | Irish | Ireland | Dealer, merchant etc. (Wholesale & retail trade) | 86 |
| 13 | oconnell | james | M | 9 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 12 | oconnell | joseph | M | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 10 | oconnell | mary | F | 16 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 11 | oconnell | mary | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 86 |
| 9 | oconnell | michael | M | 19 | Roman Catholic | Irish | Ontario | Engineers (US) nfs | 86 |
| 14 | oconnor | catherine | F | 11 | Roman Catholic | Irish | Ontario | No Occupation Listed | 598 |
| 11 | oconnor | charles | M | 15 | Roman Catholic | Irish | Ontario | No Occupation Listed | 177 |
| 9 | oconnor | daniel | M | 40 | Roman Catholic | Irish | Ontario | barrister | 177 |
| 12 | oconnor | daniel | M | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 177 |
| 9 | oconnor | edgar | M | 5 | Presbyterian | Irish | Ontario | No Occupation Listed | 46 |
| 13 | oconnor | edward | M | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 177 |
| 13 | oconnor | edward | M | 13 | Roman Catholic | Irish | Nova Scotia | No Occupation Listed | 598 |
| 8 | oconnor | edwd | M | 38 | Roman Catholic | Irish | Ireland | Government functionaries nec | 37 |
| 11 | oconnor | edwd | M | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 37 |
| 7 | oconnor | effie | F | 13 | Presbyterian | Irish | Ontario | No Occupation Listed | 46 |
| 5 | oconnor | ellen | F | 40 | Presbyterian | Irish | Ontario | No Occupation Listed | 46 |
| 11 | oconnor | ellen | F | 22 | Roman Catholic | Irish | Ontario | No Occupation Listed | 598 |
| 6 | oconnor | hellen | F | 19 | Presbyterian | Irish | Ontario | No Occupation Listed | 46 |
| 8 | oconnor | herbert | M | 11 | Presbyterian | Irish | Ontario | No Occupation Listed | 46 |
| 10 | oconnor | john | M | 11 | Roman Catholic | Irish | Ontario | No Occupation Listed | 37 |
| 15 | oconnor | john | M | 4 | Roman Catholic | Irish | Ontario | No Occupation Listed | 177 |
| 23 | oconnor | john | M | 28 | Roman Catholic | Irish | Ireland | Government functionaries nec | 415 |
| 9 | oconnor | john | M | 56 | Roman Catholic | Irish | Nova Scotia | lawyer | 598 |
| 10 | oconnor | kate | F | 27 | Roman Catholic | Irish | United States | No Occupation Listed | 177 |
| 12 | oconnor | margrat | F | 21 | Roman Catholic | Irish | Ontario | No Occupation Listed | 598 |
| 9 | oconnor | margt | F | 37 | Roman Catholic | Irish | Ontario | No Occupation Listed | 37 |
| 10 | oconnor | mary | F | 54 | Roman Catholic | Irish | Ireland | No Occupation Listed | 598 |
| 4 | oconnor | william | M | 45 | Presbyterian | Irish | Ontario | Contractors (and builders, U.S.) | 46 |
| 14 | oconnor | willie | M | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 177 |
| 24 | odonell | ann | F | 15 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 21 | odonell | bridget | F | 22 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 19 | odonell | catherine | F | 53 | Roman Catholic | Irish | Quebec | No Occupation Listed | 307 |
| 23 | odonell | catherine | F | 17 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 22 | odonell | james | M | 20 | Roman Catholic | Irish | Ontario | Clerk, nfs | 307 |
| 25 | odonell | sarah | F | 10 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 20 | odonell | thomas | M | 28 | Roman Catholic | Irish | Ontario | Bricklayers | 307 |
| 8 | odonnell | mary | F | 20 | Roman Catholic | Irish | Ireland | Washing and laundry services | 471 |
| 4 | odonnoll | john | M | 26 | Roman Catholic | Irish | Ontario | Stone carvers or cutters and stone yard workers | 297 |
| 5 | odonnoll | mary | F | 24 | Roman Catholic | Irish | Quebec | No Occupation Listed | 297 |
| 6 | odonnoll | mary | F | 0 | Roman Catholic | Irish | Ontario | No Occupation Listed | 297 |
| 6 | ogara | kate | F | 26 | Roman Catholic | Irish | Ireland | Teachers (unspecified) | 314 |
| 12 | ogilvie | georgie | F | 21 | Methodist | Scottish | Quebec | Dressmakers | 307 |
| 13 | ogilvie | isabella | F | 18 | Methodist | Scottish | Quebec | Dressmakers | 307 |
| 15 | ogorman | bridget | F | 24 | Roman Catholic | Irish | Quebec | Dressmakers | 598 |
| 25 | ogrady | ann | F | 25 | Anglican | Irish | Ontario | No Occupation Listed | 469 |
| 6 | ogrady | daniel | M | 40 | Roman Catholic | Irish | Ontario | Labourers nfs | 220 |
| 3 | ogrady | ellen | F | 23 | Roman Catholic | Irish | Ontario | Servants nfs | 503 |
| 7 | ogrady | ellen | F | 33 | Roman Catholic | Irish | Ireland | No Occupation Listed | 220 |
| 2 | ogrady | henriete | F | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 469 |
| 24 | ogrady | henry | M | 30 | Roman Catholic | Irish | Ontario | Carpenters | 469 |
| 3 | ogrady | james | M | 2 | Roman Catholic | Irish | Ontario | No Occupation Listed | 469 |
| 1 | ogrady | margrat | F | 6 | Roman Catholic | Irish | Ontario | No Occupation Listed | 469 |
| 6 | ogrady | mary | F | 20 | Roman Catholic | Irish | Ontario | Servants nfs | 96 |
| 8 | ogrady | thomas | M | 3 | Roman Catholic | Irish | Ontario | No Occupation Listed | 220 |
| 9 | ohara | catherine | F | 26 | Roman Catholic | Irish | Ontario | Servants nfs | 148 |
| 21 | ohara | harriett | F | 40 | Anglican | Irish | Ontario | No Occupation Listed | 138 |
| 25 | ohara | isabella | F | 19 | Anglican | Irish | United States | No Occupation Listed | 138 |
| 20 | ohara | peter | M | 45 | Anglican | Irish | Ireland | Labourers nfs | 138 |
| 22 | ohara | peter | M | 22 | Anglican | Irish | United States | Metal moulders and coremakers and workers in… | 138 |
| 23 | ohara | susanna | F | 15 | Anglican | Irish | United States | No Occupation Listed | 138 |
| 24 | ohara | william | M | 5 | Anglican | Irish | Ontario | No Occupation Listed | 138 |
| 12 | oholland | margrat | F | 26 | Roman Catholic | Irish | Ontario | Servants nfs | 581 |
| 10 | okeefe | eliza | F | 18 | Roman Catholic | Irish | Ontario | No Occupation Listed | 57 |
| 10 | okeefe | elizabeth | F | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 59 |
| 11 | okeefe | esther | F | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 59 |
| 25 | okeefe | george | M | 4 | Roman Catholic | Irish | Ontario | No Occupation Listed | 23 |
| 24 | okeefe | jennie | F | 7 | Roman Catholic | Irish | Ontario | No Occupation Listed | 23 |
| 1 | okeefe | jessie | F | 2 | Roman Catholic | Irish | Ontario | No Occupation Listed | 23 |
| 9 | okeefe | john | M | 60 | Roman Catholic | Irish | Ireland | Labourers nfs | 57 |
| 23 | okeefe | kate | F | 31 | Roman Catholic | Irish | Ireland | No Occupation Listed | 23 |
| 6 | okeefe | margaret | F | 56 | Roman Catholic | Irish | Ireland | No Occupation Listed | 59 |
| 9 | okeefe | margaret | F | 16 | Roman Catholic | Irish | Ontario | No Occupation Listed | 59 |
| 7 | okeefe | mary | F | 28 | Roman Catholic | Irish | Quebec | No Occupation Listed | 59 |
| 22 | okeefe | patrick | M | 32 | Roman Catholic | Irish | Quebec | Saddler and harness maker | 23 |
| 5 | okeefe | william | M | 58 | Roman Catholic | Irish | Ireland | Saddler and harness maker | 59 |
| 8 | okeefe | william | M | 23 | Roman Catholic | Irish | Ontario | Clerk, nfs | 59 |
| 23 | oliver | george | M | 16 | Anglican | English | Ontario | Clerk, nfs | 780 |
| 12 | oliver | harriet | F | 81 | Anglican | English | England | No Occupation Listed | 772 |
| 18 | olver | richard | M | 69 | Methodist | English | England | No Occupation Listed | 405 |
| 5 | omara | daniel | M | 14 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 7 | omara | elisabeth | F | 5 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 4 | omara | mary | F | 40 | Roman Catholic | Irish | Ireland | No Occupation Listed | 307 |
| 3 | omara | thomas | M | 45 | Roman Catholic | Irish | Ireland | Labourers nfs | 307 |
| 6 | omara | thomas | M | 12 | Roman Catholic | Irish | Ontario | No Occupation Listed | 307 |
| 1 | omeara | eliza | F | 40 | Roman Catholic | Irish | Ireland | Servants nfs | 751 |
| 25 | omeara | julia | F | 22 | Roman Catholic | Irish | Quebec | Servants nfs | 278 |
| 21 | omeara | mary | F | 17 | Roman Catholic | Irish | Quebec | Servants nfs | 773 |
| 15 | omelia | catherine | F | 21 | Roman Catholic | Irish | Ontario | Servants nfs | 91 |
| 13 | oneil | hugh | M | 30 | Roman Catholic | Irish | Ireland | Government functionaries (nfs) | 16 |
| 11 | oneil | jessie | F | 35 | Presbyterian | Scottish | Ontario | No Occupation Listed | 289 |
| 13 | oneil | jessie | F | 10 | Presbyterian | Irish | Ontario | No Occupation Listed | 289 |
| 13 | oneil | kate | F | 19 | Anglican | Irish | Quebec | Furriers and fur workers | 106 |
| 14 | oneil | lila | F | 8 | Presbyterian | Irish | Ontario | No Occupation Listed | 289 |
| 10 | oneil | michael | M | 38 | Roman Catholic | Irish | Ontario | Carpenters | 289 |
| 12 | oneil | william | M | 17 | Presbyterian | Irish | Ontario | No Occupation Listed | 289 |
| 23 | oneill | bella | F | 10 | Anglican | Irish | Ontario | No Occupation Listed | 94 |
| 18 | oneill | ellen | F | 20 | Roman Catholic | Irish | Ireland | Servants nfs | 294 |
| 3 | oniell | mary | F | 65 | Reformed Church | Irish | Ireland | No Occupation Listed | 43 |
| 4 | or_ill | edith | F | 3 | Methodist | Irish | Ontario | No Occupation Listed | 84 |
| 2 | or_ill | edward | M | 33 | Methodist | Irish | Quebec | Clerk, nfs | 84 |
| 3 | or_ill | helena | F | 24 | Methodist | Irish | Ontario | No Occupation Listed | 84 |
| 5 | or_ill | thomas | M | 1 | Methodist | Irish | Ontario | No Occupation Listed | 84 |
| 8 | oreiley | peter | M | 84 | Roman Catholic | Irish | Ireland | No Occupation Listed | 263 |
| 25 | oreilly | bertha | F | 16 | Roman Catholic | Irish | Ontario | No Occupation Listed | 263 |
| 14 | oreilly | charles | M | 29 | Roman Catholic | Irish | Ontario | Labourers nfs | 130 |
| 16 | oreilly | ellen | F | 6 | Roman Catholic | Irish | Ontario | No Occupation Listed | 130 |
| 15 | oreilly | margaret | F | 29 | Roman Catholic | Irish | Ontario | No Occupation Listed | 130 |
| 22 | orme | alice | F | 27 | Presbyterian | English | Ontario | No Occupation Listed | 243 |
| 23 | orme | edith | F | 2 | Presbyterian | Scottish | Ontario | No Occupation Listed | 243 |
| 21 | orme | george | M | 37 | Presbyterian | Scottish | Scotland | Dealer, merchant etc. (Wholesale & retail trade) | 243 |
| 24 | orme | james | M | 0 | Presbyterian | Scottish | Ontario | No Occupation Listed | 243 |
| 21 | orme | mathew | M | 37 | Plymouth Brethren | Scottish | Scotland | Clerk, nfs | 254 |
| 9 | orr | adelaide | F | 40 | Anglican | Irish | Ontario | Servants nfs | 202 |
| 2 | otool | catherine | F | 22 | Roman Catholic | Irish | Ontario | Servants nfs | 584 |
| 6 | otool | rosann | F | 19 | Roman Catholic | Irish | Ontario | Servants nfs | 655 |
| 9 | owen | christopher | M | 60 | Anglican | English | England | Government functionaries nec | 214 |
| 10 | owen | jane | F | 64 | Anglican | English | England | No Occupation Listed | 214 |
| 12 | owen | wallace | M | 35 | Anglican | Scottish | Prince Edward Island | No Occupation Listed | 352 |