Surname, First name Abstract Number which Name Appears
| O'Alley, Ebenezer T. | 210 |
| O'Brien, Elizabeth A. | 205 |
| O'Brien, Ellen | 133 |
| O'Brien, Maggie | 226 |
| O'Brien, Margaret | 226 |
| O'Brien, Michael | 226 |
| O'Connell, Ann | 271 |
| O'Connell, David | 271 |
| O'Connell, Ellen | 271 |
| O'Connell, Michael | 271 |
| O'Conner, Timothy | 253 |
| O'Connor, Ann | 16 |
| O'Connor, Frances Kelley | 16 |
| O'Connor, John J. | 16 |
| O'Connor, Maria | 180 |
| O'Connor, Thursa Sprague | 16 |
| O'Connor, Timothy | 16 |
| O'Connor, William E. | 16 |
| O'Donnell, Agnes | 168, 228 |
| O'Donnell, Edmund | 168, 228 |
| O'Donnell, Eleanor | 168, 228 |
| O'Donnell, Emma | 174 |
| O'Donnell, Francis | 168, 228 |
| O'Donnell, Harry | 168, 228 |
| O'Donnell, Michael R. | 168, 228 |
| O'Donovan, Wilma | 119 |
| O'Grady, James D., Successor Trustee | 170 |
| O'Grady, James D., Trustee | 227, 232 |
| O'Harra, Sarah Emaline | 113 |
| O'Kane, Wilma | 30 |
| O'Neil, Catherine | 271 |
| O'Neil, Edward | 271 |
| O'Neil, Peter | 271 |
| O'Rourke, Mary | 218 |
| Oakland, Catherine | 173 |
| Oakland, Edward T. | 173 |
| Oakland, Elmer A. | 173 |
| Oakland, Emil C. | 173 |
| Oakland, Fannie D. | 173 |
| Oakland, Hannah | 173 |
| Oakland, Henry | 173 |
| Oakland, Ira | 173 |
| Oakland, Isabel | 173 |
| Oakland, Isabella O. | 173 |
| Oakland, Isabelle | 173 |
| Oakland, Joseph O. | 173 |
| Oakland, Josephine | 173 |
| Oakland, Lena M. | 173 |
| Oakland, Mary | 245 |
| Oakland, Mary A. | 173 |
| Oakland, Oscar M. | 173 |
| Oakland, Sena | 173 |
| Oakland, Thomas L. | 173, 245 |
| Oathy, Sam'l | 28 |
| Odland, George Guy | 90 |
| Odland, Jacob S. | 90 |
| Oftedal, Kathryn | 196 |
| Oftedal, Mabel | 72 |
| Oftedal, Oscar | 72 |
| Oldaker, G. L. | 223 |
| Oldson, Peter | 47, 56, 100, 123 |
| Oleson, Alvin | 118 |
| Oleson, Alvin J. | 118 |
| Oleson, Andrew P. | 157 |
| Oleson, Benjamin | 157 |
| Oleson, Bertha | 35, 157 |
| Oleson, Bertha H. | 222 |
| Oleson, Bessie | 47, 157 |
| Oleson, Brune | 222 |
| Oleson, Burt | 157 |
| Oleson, Charles T. | 35 |
| Oleson, Christina | 1 |
| Oleson, Elizabeth | 77 |
| Oleson, Francis Viola | 222 |
| Oleson, George | 222 |
| Oleson, Hans | 47, 157 |
| Oleson, Henry | 157 |
| Oleson, Henry O. | 157 |
| Oleson, Ida A. | 222 |
| Oleson, Jacob | 119, 239, 287 |
| Oleson, John | 287 |
| Oleson, Jorine | 56, 100, 123 |
| Oleson, Julia | 110, 119, 198, 239 |
| Oleson, Knute J. | 1 |
| Oleson, Knudt S. | 77 |
| Oleson, Leila | 118 |
| Oleson, Lena | 222 |
| Oleson, Lila M. | 118 |
| Oleson, Mabel | 222 |
| Oleson, Marine | 47, 56, 100, 123 |
| Oleson, Martha | 118, 239 |
| Oleson, Martin O. | 77 |
| Oleson, Martin O. S. | 77 |
| Oleson, Michael B. | 35 |
| Oleson, Milla | 35 |
| Oleson, Milton | 35 |
| Oleson, Nels | 118, 239 |
| Oleson, Nels S. | 77 |
| Oleson, Nils S. | 77 |
| Oleson, Ole | 9, 157 |
| Oleson, Ole B. | 35 |
| Oleson, Ole H. | 222 |
| Oleson, Ole S. | 77 |
| Oleson, Orden | 222 |
| Oleson, Oscar | 222 |
| Oleson, Pearl M. | 222 |
| Oleson, Peter | 47, 56, 100, 123 |
| Oleson, Peter O. | 222 |
| Oleson, Rakel B. | 77 |
| Oleson, Samuel O. | 222 |
| Oleson, Takla | 157 |
| Ollmann, George | 19 |
| Olmstead, Aaron | 201 |
| Olmstead, Agnes A. | 202, 253 |
| Olmstead, Betsey | 201 |
| Olmstead, C. E. | 244 |
| Olmstead, C. Sr. | 254 |
| Olmstead, Carl Milo | 201, 209, 254 |
| Olmstead, Catharine | 287 |
| Olmstead, Catharine Ann | 237 |
| Olmstead, Catherine A. | 202, 253 |
| Olmstead, Coalman | 201, 202, 246, 253, |
| Olmstead, Coleman | 209, 253, 254, |
| Olmstead, Coleman, Sr. | 209 |
| Olmstead, Colman | 253 |
| Olmstead, Doris | 201, 209, 254 |
| Olmstead, Earl G. | 201, 209, 254 |
| Olmstead, Earl T. | 209 |
| Olmstead, Elsie L. | 1 |
| Olmstead, Ermina P. | 213, 277 |
| Olmstead, Ester | 201, 254, |
| Olmstead, Esther | 209 |
| Olmstead, Floyde S. | 1 |
| Olmstead, Frederick John | 201 |
| Olmstead, Gladys E. | 209 |
| Olmstead, Hannah | 201, 202, 246, 253 |
| Olmstead, Harmon C. | 201 |
| Olmstead, Harry A. L. | 201, 209, 254, |
| Olmstead, Harry H. | 201, 209, 254, |
| Olmstead, Hattie G. | 109 |
| Olmstead, Hattie G. Lovering | 287 |
| Olmstead, Henry H. | 209 |
| Olmstead, Isaac L. | 201, 248, 253, 266 |
| Olmstead, John | 60 |
| Olmstead, Joyce | 201, 254 |
| Olmstead, Julia | 266 |
| Olmstead, Julia Ann | 209, 254, 266 |
| Olmstead, L. B. | 60 |
| Olmstead, L. M. | 115 |
| Olmstead, Lewis D. | 201, 209, 254 |
| Olmstead, Lewis M. | 2, 121, 209, 154, |
| Olmstead, Lewis Minard | 201 |
| Olmstead, Lois | 254 |
| Olmstead, Louisa | 202 |
| Olmstead, Louisa R. | 107 |
| Olmstead, Lucetta | 202 |
| Olmstead, M. W. | 64, 271 |
| Olmstead, Mahala | 60 |
| Olmstead, Margaret Ann | 264 |
| Olmstead, Marietta | 253 |
| Olmstead, Mariette | 209, 254 |
| Olmstead, Maritta | 107 |
| Olmstead, Marritta | 201 |
| Olmstead, Mary | 89, 201, 202 |
| Olmstead, Mary Ellen | 201 |
| Olmstead, Mathew W. | 89, 202, 213, 237, 253, 277, 387 |
| Olmstead, Matthew W. | 213 |
| Olmstead, Maud M. | 2, 115, 121 |
| Olmstead, Maud Mary | 209 |
| Olmstead, Maude M. | 201, 209, 254 |
| Olmstead, Nathan | 209, 254, 266, |
| Olmstead, Nathan T. | 266 |
| Olmstead, Pamelia E. | 213 |
| Olmstead, Ralph | 201, 209, 254 |
| Olmstead, Robert L. | 202 |
| Olmstead, Ruth | 209 |
| Olmstead, Silas | 201, 202, 253 |
| Olmstead, Susan | 209, 254 |
| Olmstead, W. J. | 109, 287 |
| Olmstead, William James | 201, 2090, 254 |
| Olmstead, William W. | 89, 253 |
| Olmstead, William Wallace | 202 |
| Olmstead, Winnifred | 201 |
| Olmsted, Daniel D. | 253 |
| Olmsted, Elizabeth A. F. | 253 |
| Olmsted, Frank D. | 253 |
| Olmsted, Ida | 253 |
| Olmsted, Linnie E. | 253 |
| Olmsted, Lydia Ann | 253 |
| Olmsted, M. W. | 64 |
| Olmstian, Owen | 29 |
| Olsen, Betty Ann | 154, 287 |
| Olsen, Christene | 154, 287 |
| Olsen, Christine | 154 |
| Olsen, Chundt L. | 77 |
| Olsen, Delle | 18 |
| Olsen, Harlan O. | 172 |
| Olsen, Katrine | 154 |
| Olsen, Knudt S. | 77 |
| Olsen, Kristine | 154 |
| Olsen, Kristine Fjermestad | 154, 287 |
| Olsen, Nils | 118 |
| Olsen, O. G. | 287 |
| Olsen, Olaf Eugene | 154, 287 |
| Olsen, Ole Gerhard | 154 |
| Olsen, Rachel B. | 77 |
| Olsen, Randolph | 154, 287 |
| Olsen, Roy | 18 |
| Olsen, Thelma June | 154, 287 |
| Olsen, Theoline | 154, 287 |
| Olsen, Thomas | 154, 287 |
| Olsen, Tobias | 154, 287 |
| Olson, Alice C. | 222 |
| Olson, Alma Olive | 60 |
| Olson, Alvin | 118, 167, 198 |
| Olson, Anna C. | 56, 100, 123, 287 |
| Olson, Anna M. | 77 |
| Olson, Anna Severson | 157 |
| Olson, Anne | 75 |
| Olson, Anne O. Lenning | 75 |
| Olson, Arne | 213, 287 |
| Olson, Barny B. | 198 |
| Olson, Belle | 222 |
| Olson, Benjamin | 157 |
| Olson, Bernie | 222 |
| Olson, Bertha | 9, 222 |
| Olson, Berthel | 157 |
| Olson, Blanche R. | 112 |
| Olson, C. S. | 77 |
| Olson, Carrie | 287 |
| Olson, Charles | 126 |
| Olson, Christena | 56, 100, 123, |
| Olson, Christian | 100, 123 |
| Olson, Christina | 1 |
| Olson, Christine | 1, 56, 100, 123, 287 |
| Olson, Clarion | 167 |
| Olson, Delos | 126 |
| Olson, Donald | 167 |
| Olson, Doris | 115 |
| Olson, Doris L. | 69, 135 |
| Olson, Eliza | 12 |
| Olson, Ella | 222 |
| Olson, Ella B. | 222 |
| Olson, Ellis L. | 174 |
| Olson, Elmer | 126 |
| Olson, Else | 240 |
| Olson, Esther C. | 287 |
| Olson, Eva | 126 |
| Olson, Francis V. | 222 |
| Olson, Fred, Trustee | 135 |
| Olson, George | 222 |
| Olson, Harland | 167, 172 |
| Olson, Harland O. | 120 |
| Olson, Henry | 157 |
| Olson, Henry, Executor | 287 |
| Olson, Ida | 198 |
| Olson, Isaac | 75 |
| Olson, Isabelle | 75 |
| Olson, J. Agnes | 1 |
| Olson, Jacob | 239 |
| Olson, Jennie | 56, 100, 123, 287 |
| Olson, Jessie I. | 95 |
| Olson, John | 12, 287 |
| Olson, John B. | 198 |
| Olson, John P. | 47, 56, 100, 123 |
| Olson, John R. | 56, 123 |
| Olson, Joseph | 167 |
| Olson, Joseph M. | 1, 112, 138 |
| Olson, Josephene | 198 |
| Olson, Julia | 157, 239 |
| Olson, Julia P. | 287 |
| Olson, Jurena | 123 |
| Olson, K. S. | 77 |
| Olson, Katie | 126, 287 |
| Olson, Knud J. | 1 |
| Olson, Lawrence E., Jr. | 135 |
| Olson, Lawrence, Jr. | 115 |
| Olson, Lee F. | 174 |
| Olson, Lena | 222 |
| Olson, Loraney | 126 |
| Olson, Maren | 56, 123 |
| Olson, Maren J. | 100 |
| Olson, Marie | 287 |
| Olson, Martha | 12 |
| Olson, Martin | 12 |
| Olson, Mary | 287 |
| Olson, Mary Davis | 219 |
| Olson, Minnie | 222 |
| Olson, Minnie A. | 138 |
| Olson, Minnie V. | 231, 255 |
| Olson, Myrtle | 95 |
| Olson, Nels | 118 |
| Olson, Noah P. | 1, 56, 104, 112 |
| Olson, O. G. | 287 |
| Olson, Ole | 9 |
| Olson, Ole B. | 35, 198 |
| Olson, Ole S. | 77 |
| Olson, Ordean | 167 |
| Olson, Orden | 222 |
| Olson, Oscar | 222, 231, 255 |
| Olson, Pearl M. | 222 |
| Olson, Peter | 56, 100, 167, 222, 287 |
| Olson, Peterson, Malinda | 157 |
| Olson, Ragnus | 287 |
| Olson, Ramus | 56, 100, 123 |
| Olson, Raymond L. | 287 |
| Olson, Raynos | 287 |
| Olson, Rebecca | 60 |
| Olson, Renes | 56, 100, 123, 287 |
| Olson, Robert | 126 |
| Olson, Ronald M. | 215 |
| Olson, Ruth C. | 287 |
| Olson, Sam O. | 222 |
| Olson, Samuel | 12 |
| Olson, Susie | 222 |
| Olson, Vera | 104 |
| Olson, Vera C. | 1, 112 |
| Olson, Violet | 167 |
| Olson, Virginia T. | 120, 172 |
| Olson, Wilhelm | 129 |
| Olson, William | 240 |
| Omalley, Thomas J., Jr. | 118 |
| Opheim, Ole | 197 |
| Original Village | 54, 55 |
| Osland, Carrie | 58 |
| Osland, Carrie Vandre | 59 |
| Osland, Ester | 9 |
| Osland, Helen | 244, 246, 285 |
| Osland, Leo | 9 |
| Osland, Ole | 58 |
| Ostewig, Anna | 239 |
| Ostwig, Knudt O. | 239 |
| Ottawa Banking and Trust Company | 14, 23, 68, 74, 165, 173, 205, 207, 222, 238, 245, 287 |
| Ough, Gertrude | 122 |
| Ough, John W. | 122 |
| Overby, Floyd M. | 136 |
| Overby, Margaret | 57, 63 |
| Overright, Beatrice Mindora | 263 |
| Overright, Earl | 263 |
| Overton, Charles F. | 130 |
| Overton, Cortez | 237 |
| Overton, D. Park | 130 |
| Overton, Ella | 130 |
| Overton, Helen J. | 215 |
| Overton, Larry A. | 215 |
| Overton, Lightner M. | 130 |
| Overton, M. L. | 57, 63, 89, 109, 130, |
| Overton, Mildred R. | 130 |
| Overton, Philena | 237 |
| Ovitz, J. W. | 52, 61 |
| Ovitz, John W. | 52 |
| Owen, Gideon J. | 87 |
| Owen, W. W. | 241 |
| Owen, William | 253 |
| Owens, Charles R. | 49, 184 |
| Owens, Edith | 207 |
| Owens, Edna | 49 |
| Owens, Hazel | 49, 184 |
| Owens, Max | 210 |
| Owens, Walter H. | 210 |