| O'Banyon, Constance |
| O'Brien, Caragh |
| O'Brien, Caragh M. |
| O'Brien, Kathleen |
| O'Brien, Linda |
| O'Brien, Saliee |
| O'Connell, Jennifer |
| O'Connell, Jenny |
| O'Donnell, Kate |
| O'Donnell, Peter |
| O'Hallion, Sheila |
| O'Hara, Gerry |
| O'Keefe, M. |
| O'Keefe, Molly |
| O'Kerry, Janeen |
| O'More, Peggy |
| O'Neal, Barbara |
| O'Neal, Reagan |
| O'Neill, Jude |
| Oakley, Beverley |
| Oates, Joyce Carol |
| Ochlan, Camilla; Leever, Carol E. |
| Odgers, Sally |
| Odom, Mel |
| Oke, Janette |
| Oke, Janette; Bunn, T. Davis |
| Oldfield, Jenny |
| Oliphant, B.J. |
| Oliver, Jasmine |
| Oliver, Lin |
| Oliver, Lin; Baker, Theo |
| Oliver, Marina |
| Oliver, Patricia |
| Oliver, Tess |
| Olsen, Gregg |
| Olsen, Gregg; Morris, Rebecca |
| Olsen, Jack |
| Olsen, Mark Andrew |
| Olshaker, Mark |
| Olson, John B. |
| Olson, John B.; Ingermanson, Randall |
| Oltion, Jerry |
| Omasta, Ann |
| Onstott, Kyle |
| Oppenheim, E. Phillips / Oppenheim, Edward Phillips |
| Oppenheimer, Joan |
| Orde, A.J. |
| Orr, Alice |
| Orr, Kathy |
| Orr, Mary |
| Orwig, Sara |
| Osborn, K.E. |
| Osborne, Betsy |
| Osborne, Maggie |
| Osburn, Jesse |
| Osman, Thuraya |
| Ostertag, Molly Knox |
| Otheguy, Emma |
| Otten, Carol Card |
| Oust, Gail |
| Overfield, Joan |
| Overholser, Stephen |
| Overholser, Wayne D. |
