TO restrain msyeklf and not list 1000 characters here are some from the top of my head, no particular order:
1. The Weaver - 'Perdido Street Station' -China Mieville
2. Uther Doul - 'The Scar' China Mieville
3. Severian - 'The Book of the New Sun' - Gene Wolfe
4. The Wandeingr Jew - 'A Canticle for Lebowitz' - Walter Miller Jr.
5. Tyrion Lannister - 'A Song of Ice and Fire' - George R.R. Martin
6. Thomas Covenant – 'Chronicles of Thomas Covenan't – Stephen F. Donalsdon
7. Elric Melnibone – 'Elric Saga' – Michael Moorcock
8. Cornelius - 'Cornelius Quartet' - Michael Moorcock
9. Caine - Heroes Never Die/ Blades of Tyshalle - Matt Stover
10. Corwin – 'Chronicles of Amber' – Roger Zealany
11. Paul Atredies - 'Dune' - Frank Herbert
12. Flagg – 'Dark Tower', 'Eyes of the Dragon', 'The Stand' etc – Stephen King
13. Jant - T'he Year of Our War' - Steph Swainston
14. Solomon Kane - various - Robert E. Howard
15. Grey Mouser - 'Lankhmar' - Fritz Leiber
16. Littlefinger - 'A Song of Ice and Fire' - george R.R. martin
17. Anasurimbur Kellhus – 'Prince of Nothing' – R. Scott Bakker
18. Sol Wentaub – 'Hyperion' – Dan Simmons
19. Rincewind – 'Discworld' – Terry Pratchett
20. Mr. VanderMar and Mr. Croup - 'NeverWhere' - Neal Gaiman
21. Thomas Abbey – 'A Land of Laughs' – Jonathan Carroll
22. Steerpyke – 'Gormenghast' – Mervyn Peake
23. Andrew VanBergen – 'The Last Coin' – James P. Blaylock
24. Gandalf/Mithandir/olorin – The Lord of the Rings – JRR Tolkien
25. Jon Snow - 'A Song of Ice and Fire' - George R.R. Martin
26. Roland – 'Dark Towe'r – Stephen King
27. Duncan Idaho – 'Dune' – Frank Herbert
28. Death – 'Discworld' - Terry Pratchett
29. Count Hasmir Fenring – 'Dune' – Frank Herbert
30. Brand – 'Chronicles of Amber' – Roger Zealany
31. Krupp - 'Malazan' - Steven Erikson
32. Beren – 'The Silmarillion' – JRR Tolkien
33. Morgan - 'RiddleMaster' series - Patricia Mckillip
34. Kane - various- Karl Edward Wagner
35. Anomander Rake - 'Malazan' - Steven Erikson
36. The Shrike - 'Hyperion' - Dan Simmons
37. Ibrahim - 'Drawing of the Dark' - Tim Powers
38. Bruno Mann - 'White Apples' - Jonathan Carroll
39. Jules Pennyman - 'The Last Coin' - James P. Blaylock
40. Horrabim - 'Anubis Gates' - Tim Powers
41. Heloise Lamy - 'The Paper Grai' - James P. Blaylock
42. Mrs. Colutier - 'His Dark Materials' - Philip Pullman
43. Wednesday - 'American Gods'- Neil Gaiman
44. Shadow 'American Gods' - Neal Gaiman
45. tergis Cromis - 'Virconium' - M. John Harrison
46. Sir Richard Francis Burton - 'Riverworld' - Philip Jose Farmer
47. Genly Ai - 'Left Hand of Darkness' - Ursula k. Leguin
48. Brendan Doyle - 'The Anubis Gates' - Tim Powers
49. Miles Naismith Vorkosigan - 'Vorksogian' - Lois Mcmaster Bujold
50. Guy Montag - 'Farenheit 451' - Ray Bradbury
51. Bernard Marx - 'Brave New Worl' - Aldous Huxley
52. Kirth Gersen - 'Demon Princes' - Jack Vance
53. Cugel - 'Dying Earth' - Jack Vance
54. Deth - 'Riddle Master' - Patrica Mckillip
55. John Uskglass - 'Jonathan Strange and Mr Norrell' - Susanna Clarke
56. Childermass - 'Jonathan Strange and Mr Norrell' - Susanna Clarke
57. Mahasamatman - 'Lord of Light' - Roger Zelazny
58. Joshua Calvert - 'Night's Dawn' trlogy - Peter F. Hamilton
59. Winston Smith - '1984' - George Orwell
60. Harold Shea - 'The Complete Enchanter' - L. Sprague De Camp
61. Phaethon - 'Golden Age' Trilogy - John C. Wright
62. Jane Alderberry- 'Iron Dragon's Daugthe'r - Michael Swanwick
63. Hunter Hawk - 'Night Life of Gods' - Thorne Smith
64. Scott Crane - 'The Last Call' - Tim Powers
65. Lyra Belacqua - 'His Dark Materials' -Philip Pullman
66. Vinculus - 'Jonathan Strange and Mr. Norrell' - Susanna Clarke
67. Jack Faust - 'Jack Faust' - Micahel Swanwick
68. Casaubon - Rats and Gargoyles - Mary Gentle
69. Grendel - 'Grende' - John Gardner
70. Helen Vaughn - 'The Great God Pan' - Arthur Machen
71. "Kid" - 'Dhalgren' Samuel Delaney
72. "k" - 'The Castle' - Franz Kafka
73. Duanbai = 'My Life as Emperor' - Su Tong
76. William Mandella - 'Forever War' - Joe Handleman
77. Frank Cauldhame - 'Wasp Factory' - Ian M. Banks
78. Woland - 'The Master and Margarita' - Mikhail Bulgakov
79. Jilly Coppercorn - 'Newford' novels - Charles de Lint
80. Latro - 'Latro in the Mist' - Gene Wolfe
81. Gwynn - 'The Etched City' - KJ Bishop
82. Dr. Gustav Uyterhoeven 'The Chess Garden' - Brooks Hansen
83. Michael Smith - 'Stranger in a Strange Land' by Robert Heinlen
84. The Divnity Student - 'The Divinity Student' - Michael Cisco
85. Jack Kerouac - 'Move Underground' - Nick Mamatas
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