| No. | Item | Definition |
|---|---|---|
| 1. | Acton Bell | Used by Anne Brontë. |
| 2. | Amanda Cross | Used by Carolyn Gold Heilbrun. |
| 3. | Anatole France | Used by Jacques Anatole François Thibault. |
| 4. | Andre Norton | Used by Alice Mary Norton. |
| 5. | Anthony Berkeley | Used by Anthony Berkeley Cox. |
| 6. | Anthony Burgess | Used by John Anthony Burgess Wilson. |
| 7. | Ayn Rand | Used by Alisa Zinovyevna Rosenbaum. |
| 8. | Ba Jin | Used by Li Yaotang. |
| 9. | Banjo Paterson | Used by Andrew Barton Paterson. |
| 10. | Barbara Vine | Used by Ruth Rendell. |
| 11. | Blaise Cendrars | Used by Frédéric-Louis Sauser. |
| 12. | Boris Akunin | Used by Grigori Chkhartishvili. |
| 13. | Boz | Used by Charles Dickens. |
| 14. | Carter Dickson | Used by John Dickson Carr. |
| 15. | Charles Todd | Shared by Caroline and Charles Todd. |
| 16. | Christianna Brand | Used by Mary Christianna Milne. |
| 17. | Christopher Pike | Used by Kevin Christopher McFadden. |
| 18. | Cordwainer Smith | Used by Paul Myron Anthony Linebarger. |
| 19. | Currer Bell | Used by Charlotte Brontë. |
| 20. | Daniil Kharms | Used by Daniil Ivanovich Yuvachev. |
| 21. | Dr. Seuss | Used by Theodor Seuss Geisel. |
| 22. | E. L. James | Used by Erika Mitchell. |
| 23. | Ed McBain | Used by Salvatore Lombino, later named Evan Hunter. |
| 24. | Edmund Crispin | Used by Robert Bruce Montgomery. |
| 25. | Elia | Used by Charles Lamb. |
| 26. | Elizabeth Peters | Used by Barbara Mertz. |
| 27. | Ellery Queen | Shared by Daniel Nathan and Emanuel Benjamin Lepofsky. |
| 28. | Ellis Bell | Used by Emily Brontë. |
| 29. | Ellis Peters | Used by Edith Pargeter. |
| 30. | Émile Ajar | Used by Romain Gary. |
| 31. | Fernán Caballero | Used by Cecilia Böhl de Faber. |
| 32. | Francis Iles | Used by Anthony Berkeley Cox. |
| 33. | Gabriela Mistral | Used by Lucila Godoy Alcayaga. |
| 34. | George Eliot | Used by Mary Ann Evans. |
| 35. | George Orwell | Used by Eric Arthur Blair. |
| 36. | George Sand | Used by Amantine Lucile Aurore Dupin. |
| 37. | Grant Naylor | Shared by Rob Grant and Doug Naylor. |
| 38. | Guillaume Apollinaire | Used by Wilhelm Albert Włodzimierz Apolinary Kostrowicki. |
| 39. | Henry Handel Richardson | Used by Ethel Florence Lindesay Richardson. |
| 40. | Ignazio Silone | Used by Secondino Tranquilli. |
| 41. | Ilona Andrews | Shared by Ilona and Andrew Gordon. |
| 42. | Isak Dinesen | Used by Karen Blixen. |
| 43. | Italo Svevo | Used by Aron Ettore Schmitz. |
| 44. | J. D. Robb | Used by Eleanor Marie Robertson. |
| 45. | James Herriot | Used by James Alfred Wight. |
| 46. | James Tiptree Jr. | Used by Alice Bradley Sheldon. |
| 47. | Jean Paul | Used by Johann Paul Friedrich Richter. |
| 48. | Jean Plaidy | Used by Eleanor Alice Burford. |
| 49. | John le Carré | Used by David John Moore Cornwell. |
| 50. | John Wyndham | Used by John Wyndham Parkes Lucas Beynon Harris. |
| 51. | Joseph Conrad | Used by Józef Teodor Konrad Korzeniowski. |
| 52. | Josephine Tey | Used by Elizabeth MacKintosh. |
| 53. | Korney Chukovsky | Used by Nikolai Vasilyevich Korneychukov. |
| 54. | Lars Kepler | Alexander Ahndoril and Alexandra Coelho Ahndoril’s shared pseudonym. |
| 55. | Lemony Snicket | Used by Daniel Handler. |
| 56. | Leslie Charteris | Used by Leslie Charles Bowyer-Yin. |
| 57. | Lewis Carroll | Used by Charles Lutwidge Dodgson. |
| 58. | Lewis Padgett | Shared by Henry Kuttner and Catherine Lucille Moore. |
| 59. | Lu Xun | Used by Zhou Shuren. |
| 60. | Madeleine Brent | Used by Peter O’Donnell. |
| 61. | Mark Twain | Used by Samuel Langhorne Clemens. |
| 62. | Mary Westmacott | Used by Agatha Christie. |
| 63. | Michael Innes | Used by John Innes Mackintosh Stewart. |
| 64. | Molière | Used by Jean-Baptiste Poquelin. |
| 65. | Murray Leinster | Used by William Fitzgerald Jenkins. |
| 66. | Nevil Shute | Used by Nevil Shute Norway. |
| 67. | Nicci French | Shared by Nicci Gerrard and Sean French. |
| 68. | Nicholas Blake | Used by Cecil Day-Lewis. |
| 69. | Nino Culotta | Used by John Patrick O’Grady. |
| 70. | Nora Roberts | Used by Eleanor Marie Robertson. |
| 71. | Novalis | Used by Georg Philipp Friedrich von Hardenberg. |
| 72. | O. Henry | Used by William Sydney Porter. |
| 73. | P. J. Tracy | Shared by Patricia Lambrecht and Traci Lambrecht. |
| 74. | P. L. Travers | Used by Helen Lyndon Goff. |
| 75. | Pablo Neruda | Used by Ricardo Eliécer Neftalí Reyes Basoalto. |
| 76. | Paul Éluard | Used by Eugène Émile Paul Grindel. |
| 77. | Pierre Loti | Used by Julien Viaud. |
| 78. | Publius | Shared by Alexander Hamilton, James Madison, John Jay. |
| 79. | Q | Used by Arthur Quiller-Couch. |
| 80. | Richard Bachman | Used by Stephen King. |
| 81. | Richard Saunders | Used by Benjamin Franklin. |
| 82. | Richard Stark | Used by Donald E. Westlake. |
| 83. | Robert Galbraith | Used by Joanne Rowling. |
| 84. | Romain Gary | Used by Roman Kacew. |
| 85. | Ross Macdonald | Used by Kenneth Millar. |
| 86. | S. S. Van Dine | Used by Willard Huntington Wright. |
| 87. | Saint-John Perse | Used by Alexis Leger. |
| 88. | Saki | Used by Hector Hugh Munro. |
| 89. | Sapper | Used by Herman Cyril McNeile. |
| 90. | Sax Rohmer | Used by Arthur Henry Sarsfield Ward. |
| 91. | Silence Dogood | Used by Benjamin Franklin. |
| 92. | Steele Rudd | Used by Arthur Hoey Davis. |
| 93. | Stendhal | Used by Marie-Henri Beyle. |
| 94. | Teffi | Used by Nadezhda Alexandrovna Lokhvitskaya. |
| 95. | Tristan Bernard | Used by Paul Bernard. |
| 96. | Tristan Tzara | Used by Samuel Rosenstock. |
| 97. | Victoria Holt | Used by Eleanor Alice Burford. |
| 98. | Vladimir Sirin | Used by Vladimir Nabokov. |
| 99. | Voltaire | Used by François-Marie Arouet. |
| 100. | Yukio Mishima | Used by Kimitake Hiraoka. |
