Oad, Trebhoff - Oaks, Carey M.
Oaks, Charles G. - Obarts, Wm
Obata, Mitsue - O'Berry, Elmer
O'Berry, Flora - O'Brien, Ed
O'Brien, Ed - O'Brien, Luella (Norton)
O'Brien, Lydia A. - Obrion, Georgia
Obrion, Georgie - O'Connar, Thos
O'Connard, Timothy - O'Connor, Harriett E.
O'Connor, Helen - O'Dell, Albert
O'Dell, Albert - O'Dell, John H.
O'Dell, John H. - Odette, Iola
Odette, Pascoh - O'Donnell, Malachi J.
O'Donnell, Malachi J. - Oethimer, Mary Ann
Oetinger, Francisca - Ogden, Jessie
Ogden, Jessie L. - Ogle, Michael H.
Ogle, Michael L. - Oharin, Patrick
O'Harra, Albert - Oja, Charles Raymond
Oja, Edwin - Olcott, Amelia F.
Olcott, Anson - Oldfield, Jonathan
Oldfield, Jonathan - Olds, Ira M.
Olds, Ira M. - O'Leary, Nedra
O'Leary, Patrick - Olinger, Adelhaide
Olinger, August - Oliver, Hattie H.
Oliver, Helen - Oliver, William Allen
Oliver, William Allen - Olmstead, Edward
Olmstead, Edwin - Olmstead, Thomas I.
Olmstead, W. H. - Olmsted, Orville D.
Olmsted, Osker - Olney, Matilda
Olney, Matilda A. - Olsen, Vera Natalie
Olsen, Vernon Charles - Olson, Gaylord L.
Olson, George - Olson, Samuel
Olson, Sandra - Omara, John
Omara, John - O'Neal, Arthur
O'Neal, Caroline - O'Neil, Michel
O'Neil, Morrison - Onsterhout, Isaac
Onsterhout, Lewis B. - Oppenheimer, Jacob
Oppenheimer, Laura - Orcutt, Lydia E.
Orcutt, Mark W. - Oriel, John
Oriel, John - Ormsby, Fidelid A.
Ormsby, Franklin S. - Orr, Albert L.
Orr, Albert L. - Orr, Robert B.
Orr, Robert J. - Orton, Albert S.
Orton, Allen F. - Osberg, Alfred, Mrs.
Osberg, Annie - Osborn, Duane D.
Osborn, Duane G. - Osborn, Jno
Osborn, Jno W. J. - Osborn, Russel Paul
Osborn, Russell - Osborne, James
Osborne, James - Osceola, ---
Oschenbein, ---, Mr. - Osinski, A.
Osinski, Onton - Osmun, Polly
Osmun, Polly (Linderman) - Osterhout, Isaac
Osterhout, Isaac - Ostrander, Eliza Van
Ostrander, Elizabeth - Ostrom, Shepherd Z.
Ostrom, Stephen - Otis, Darius
Otis, Darius - Ott, Reuben
Ott, Reuben - Ouderkirk, Charles
Ouderkirk, Chas - Ousnamer, Sophiah
Oussler, Benj J. - Overall, William H.
Overall, William H. - Overman, Levi
Overman, Margaret - Owen, Abigail
Owen, Abijah - Owen, Helen Beardsley
Owen, Henry - Owen, Sarah
Owen, Sarah Ann - Owens, James M.
Owens, James Robert - Oxenham, Mary E.
Oxenham, Mary L. - Ozzello, Margaret M.