| Count |
Last Name |
Full Name |
Dissertation Discipline |
| 1. | O'Banion | Terry O'Banion | |
| 2. | O'Bar | Jack W. O'Bar | Library and Information Science |
| 3. | O'Brien | John O'Brien | |
| 4. | O'Brien | Philip Michael O'Brien | Library and Information Science |
| 5. | O'Connor | Brian Clark O'Connor | Library and Information Science |
| 6. | O'Connor | Daniel O'Connor | Library and Information Science |
| 7. | O'Connor | Isabel de los Angeles O'Connor | History |
| 8. | O'Connor | John O'Connor | |
| 9. | O'Connor | Karen O'Connor | |
| 10. | O'Connor | Mary Alice O'Connor | Library and Information Science |
| 11. | O'Connor | Thomas Frederick O'Connor | Library and Information Science |
| 12. | O'Connor-Ambrose | Sheila O'Connor-Ambrose | Women's Studies |
| 13. | O'Hara | Edward John O'Hara | Library and Information Science |
| 14. | O'Hare | Michael O'Hare | |
| 15. | O'Keefe | Karen Michelle O'Keefe | Library and Information Science |
| 16. | O'Loughlin | Sister M. Anne John O'Loughlin | Library and Information Science |
| 17. | O'Malley | Kenneth G. O'Malley | Library and Information Science |
| 18. | O'Neill | Ann L. O'Neill | Library and Information Science |
| 19. | O'Neill | Edward T. O'Neill | |
| 20. | O'Neill | Ynez Viole O'Neill | |
| 21. | O'Reilly | Charles O'Reilly | |
| 22. | O'Shea | David O'Shea | |
| 23. | O'Sullivan | Meg Devlin O'Sullivan | History |
| 24. | O'Sullivan | Michael Edmond O'Sullivan | History |
| 25. | O'Toole | James M. O'Toole | |
| 26. | Oakes | Billie Blankenship Oakes | Library and Information Science |
| 27. | Oakleaf | Megan J. Oakleaf | Library and Information Science |
| 28. | Oard | Douglas W. Oard | |
| 29. | Oatis | Steven James Oatis | History |
| 30. | Obaka | Daniel Obaka | Library and Information Science |
| 31. | Ober | John Lawrence Ober | Library and Information Science |
| 32. | Oberlander | Susan Elizabeth Oberlander | Library and Information Science |
| 33. | Obermeyer | Brice Obermeyer | |
| 34. | Obern | Alfred Obern | |
| 35. | Obi | Dorothy Schmidt Obi | Library and Information Science |
| 36. | Obichere | Boniface Obichere | |
| 37. | Oblitey | William Walter Oblitey | Library and Information Science |
| 38. | Ochai | Adakole Ochai | Library and Information Science |
| 39. | Ochoa-Serrano | Alvero Ochoa-Serrano | History |
| 40. | Ochogwu | Michael Gabriel Ochogwu | Library and Information Science |
| 41. | Ochs | Michael Ochs | Library and Information Science |
| 42. | Oddy | Robert Oddy | |
| 43. | Odem | Mary E. Odem | |
| 44. | Odland | Norine Odland | |
| 45. | Oehlerts | Donald E. Oehlerts | Library and Information Science |
| 46. | Oehlkers | Peter Oehlkers | |
| 47. | Oeler | Karla Oeler | |
| 48. | Ogbu | John U. Ogbu | |
| 49. | Oguz | Faith Oguz | Library and Information Science |
| 50. | Oh | Insuk Oh | Library and Information Science |
| 51. | Oh | Sam Gyun Oh | Library and Information Science |
| 52. | Ohlen | Merle Ohlen | |
| 53. | Ojeda | Raul Hinojosa Ojeda | |
| 54. | Ojiambo | Joseph B. Ojiambo | Library and Information Science |
| 55. | Ojo | John Sunday Olanrewaju Ojo | Library and Information Science |
| 56. | Okim | Victor E. Okim | Library and Information Science |
| 57. | Olaisen | Johan Leif Olaisen | Library and Information Science |
| 58. | Olander | Anna Birgitta Olander | Library and Information Science |
| 59. | Olander | Herbert T. Olander | |
| 60. | Olaogun | M. Olaogun | |
| 61. | Olcott | Jocelyn Olcott | |
| 62. | Old | L. John Old | Library and Information Science |
| 63. | Olden | Edward Anthony Olden | Library and Information Science |
| 64. | Older | Susan B. Older | |
| 65. | Olevnik | Peter Paul Olevnik | Library and Information Science |
| 66. | Olivas | J. Richard Olivas | History |
| 67. | Oliver | Melvin L. Oliver | |
| 68. | Oloumi | Tahere Sabouri Daylemi Oloumi | Library and Information Science |
| 69. | Olsen | Kai Olsen | |
| 70. | Olsgaard | John Newman Olsgaard | Library and Information Science |
| 71. | Olson | Edwin E. Olson | |
| 72. | Olson | Gary Olson | |
| 73. | Olson | Hope A. Olson | Library and Information Science |
| 74. | Olson | J. Olson | |
| 75. | Olson | Judith S. Olson | |
| 76. | Olszak | Lydia Pearl Olszak | Library and Information Science |
| 77. | Omlor | John D. Omlor | Library and Information Science |
| 78. | Ono | Ryota Ono | Library and Information Science |
| 79. | Ooms | Herman Ooms | |
| 80. | Orgren | Carl Franz Orgren | Library and Information Science |
| 81. | Orne | Jerrold Orne | |
| 82. | Ornstein | Peter Ornstein | |
| 83. | Orren | Karen Orren | |
| 84. | Ortega | Jose Guadalupe Ortega | History |
| 85. | Ortego | Gilda Baeza Ortego | Library and Information Science |
| 86. | Ortel | Marvin E. Ortel | |
| 87. | Ortiz | Barbara H. Ortiz | Library and Information Science |
| 88. | Ortiz | Daniel Ortiz | Library and Information Science |
| 89. | Oruma | Ben Oruma | Library and Information Science |
| 90. | Ory | John Ory | |
| 91. | Osborn | Sylvia Osborn | |
| 92. | Osborn | Viola Isabel Osborn | Library and Information Science |
| 93. | Osborne | Larry N. Osborne | Library and Information Science |
| 94. | Osburn | Charles B. Osburn | Library and Information Science |
| 95. | Oser | Anita Katharina Oser | Library and Information Science |
| 96. | Osiobe | Stephen A. Osiobe | Library and Information Science |
| 97. | Oslund | Karen Diane Oslund | History |
| 98. | Osman | Fawzia Mostafa Osman | Library and Information Science |
| 99. | Osselaer | Heidi Josephine Osselaer | History |
| 100. | Ostendorf | Paul John Ostendorf | Library and Information Science |
| 101. | Ostergren | Gail Ann Ostergren | History |
| 102. | Ostrow | Rona Ostrow | Library and Information Science |
| 103. | Osuala | Kate Ogechi Osuala | Library and Information Science |
| 104. | Otis | Katherine Ann Otis | History |
| 105. | Ott | Ellis R. Ott | |
| 106. | Otterbacher | Jahna Clare Otterbacher | Library and Information Science |
| 107. | Otto | Peter Otto | Library and Information Science |
| 108. | Otu | Ekwere Otu | Library and Information Science |
| 109. | Ouellette | Laurie Ouellette | |
| 110. | Oulanov | Alexei Oulanov | Library and Information Science |
| 111. | Overall | Patricia Montiel Overall | |
| 112. | Overly | Norman Overly | |
| 113. | Overmeyer | Scott Overmeyer | |
| 114. | Overmier | Judith Ann Overmier | Library and Information Science |
| 115. | Overmyer | Scott Overmyer | |
| 116. | Overton | Thomas Overton | |
| 117. | Owen | Christopher Hendrick Owen | History |
| 118. | Owen | Norman Owen | |
| 119. | Owen-Smith | Jason D. Owen-Smith | |
| 120. | Owens | Irene Owens | Library and Information Science |
| 121. | Owens | Irene Owens | Library and Information Science |
| 122. | Owens | Robert G. Owens | |
| 123. | Owre | Maximilian Paul Owre | History |
| 124. | Oyarce | Guillermo A. Oyarce | Library and Information Science |
| 125. | Oyesola | Solomon O. Oyesola | Library and Information Science |
| 126. | Oyler | Patricia Gail Oyler | Library and Information Science |
| 127. | Ozeren | Suleyman Ozeren | Library and Information Science |
| 128. | Ozkaramanh | Eylem Ozkaramanh | Library and Information Science |
| 129. | Ozolins | Karlis Lotars Ozolins | Library and Information Science |
| 130. | Ozsoyoglu | Meral Ozsoyoglu | |
| 131. | O\'Grady | Paul Manus O\'Grady | History |