Oakley thru Quakenbush
| Oakley | Elsie | x |
| O'Brien | 152 | |
| O'Conner | Wm. | 152 |
| Odell | 147 | |
| O'Harran | 152 | |
| O'Heara | Niel | 210 |
| Ohlke | John (Pvt.) | 285 |
| Olds | 59, 189 | |
| Olds | A. | 20 |
| Olds | A.W. | 89, 169, 185, 211, 212 |
| Olds | Alonzo | 39, 51, 70 |
| Olds | Alonzo W. | 49, 69, 70, 209, 212, 214, 219, 228 |
| Olds | Alonzo W. | 220 |
| Olds | Ariel Y. | 220 |
| Olds | (Dr.) | 105 |
| Olds | Ed F. | 220 |
| Olds | Harriet (Parker) | 49 |
| Olds | I.M. | 152 |
| Olds | Ira (Rev.) | 49 |
| Olds | Ira M. | 152 |
| Olds | Janet C. | 49 |
| Olds | Lyman C. | 158 |
| Olds | Mary R. (Nugent) | 49, 114, 196 |
| Olds | Mary M. | 158 |
| Olds | Mollie (Nugent) | 49 |
| Olds | (Mr.) | 18 |
| Olds | Robert | 49, 59, 141, 209 |
| Olds | Robert W. | 49, 215 |
| Olds | Mary R. (Mollie) | 49 |
| Olds | Mary R. (Nugent) | 49 |
| Olmsted | Jay | 219 |
| Olsaver | 62, 65, 175, 191 | |
| Olsaver | Bess | 49 |
| Olsaver | Bessie | 196 |
| Olsaver | Blanch (Nugent) | 49 |
| Olsaver | Clayton | 49 |
| Olsaver | Cornelius | 49 |
| Olsaver | Curtis | 49, 213 |
| Olsaver | Edith | 49, 196 |
| Olsaver | Ferne (Carter) | 39 |
| Olsaver | Grace | 22, 49 |
| Olsaver | Harrison | 47, 49 |
| Olsaver | Henry (Pvt.) | 285 |
| Olsaver | Ida | 196 |
| Olsaver | Lena | 175 |
| Olsaver | Leona (Wilmarth) | 49 |
| Olsaver | Lucy (Warden) | 49 |
| Olsaver | Mabel | 196 |
| Olsaver | Ralph | 49 |
| Olsaver | Rozina (Loomis) | 47, 49 |
| Olsaver | Susie | 22 |
| Olsaver | William | 26, 49, 89 |
| Olsaver | William C. (Pvt.) | 285 |
| Ore | Elmer | 141 |
| Osborn | Ansley | x, 196 |
| Osborn | Claudia | 183 |
| Osborn | F. | 153 |
| Osborn | Goldie | x |
| Osborn | Harry | 213, 215 |
| Osborn | J. | 158 |
| Osborn | John (Pvt.) | 285 |
| Osborn | R.W. | 158 |
| Osborn | Samuel | 158 |
| Osborn | T.D. | 158 |
| Osborn | W. | 158 |
| Osborn | William | 213, 219 |
| Osborn (SEE also Osborne) | 191, 242 | |
| Osborne | Thomas D. (Pvt.) | 285 |
| Osborne | William (Wm.) | 217 |
| Osborne (SEE also Osborn) | 58 | |
| Owen | Ira | 154 |
| Owen | Ira H. | 160 |
| Owen (SEE also Owens) | Harmon | 219 |
| Owens (SEE also Owen) | Ira H. (Sgt.) | 160 |
| Packard | Lucinda (Doane) | 41 |
| Packard | Martha (Doane) | 41 |
| Pady | Emily (Briggs) | 37 |
| Pain | Arnold | 220 |
| Paine (SEE also Pane) | 152 | |
| Palmer | Marion | 180 |
| Palmer | Mary | 160 |
| Palmer | Wm. | 105, 106, 160 |
| Pane (SEE also Paine) | Arnold | 228 |
| Parker | 18, 59 | |
| Parker | Alice | 49 |
| Parker | Harriet (Olds) | 49 |
| Parker | Hattie | 49 |
| Parker | Mary | 49 |
| Parker | Mary W. | 157 |
| Parker | Mollie | 49 |
| Parker | Sarah | 49, 258 |
| Parker | Sarah S. | 157 |
| Parker | Warren | 49, 127, 157, 169, 182, 211, 212, 219, 228 |
| Parlove | Thomas | x |
| Parsel | Isaac | 228 |
| Parshall | Emma | 161 |
| Parshall | Frances (Nichols) | 153, 162 |
| Parshall | Franklin | 161 |
| Parshall | H.A.N. | 162 |
| Parshall | Luther | 161, 228 |
| Parshall | Sarah A. | 161 |
| Parshall | Susan | 161 |
| Paterson | Caroline | 159 |
| Paterson | Peter | 159 |
| Patty | William Omar | 143 |
| Payne (SEE also Paine) | 242 | |
| Peach | 42, 59, 110, 137, 265, 267 | |
| Peach | Ann (Ankar) | 49, 50, 157 |
| Peach | Celia | 50 |
| Peach | Charles | 49, 50, 157, 182 |
| Peach | Chester | x, 50, 110, 141, 304 |
| Peach | Edna | iii, vii, ix, 98, 117, 120, 122, 308, 309, 311 |
| Peach | Edna (Durbin) | 50 |
| Peach | Edward | 49 |
| Peach | Ellen | 110, 193, 194 |
| Peach | Ellen P. | 188 |
| Peach | Ellen (Pearson) | 50, 158 |
| Peach | Ermina A. (Dodge) | 35, 50, 56, 98, 157, 196 |
| Peach | Evangeline | 50, 184, 193, 194, 195 |
| Peach | Flora | 42, 50 |
| Peach | Truman | 50 |
| Peach | Frances | 50 |
| Peach | George | 50, 140, 157, 193, 194, 214 |
| Peach |