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      Authors A–Z: O

      Browse FictionDB authors alphabetically by last name, with book counts, series information, and bibliography links for quick discovery.

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      Letter: O Showing: 101–150 Total authors: 165
      Oliver, Lauren
      Science Fiction Romance
      Books 21
      Series 3
      Oliver, Lin; Baker, Theo
      Fantasy
      Books 2
      Series 1
      Oliveri, Mike
      Horror
      Books 6
      Series 1
      Olsen, J.J.
      Fantasy
      Books 4
      Series 1
      Olsen, Jon Erik
      General Fiction
      Books 4
      Series 1
      Olsen, Lisa
      Fantasy
      Books 33
      Series 1
      Olsen, Tillie
      General Fiction
      Books 9
      Olson, Jessica S.
      Fantasy
      Books 4
      Series 1
      Olson, Melissa F.
      Urban Fantasy
      Books 19
      Series 5
      Olson, Paul F.
      Horror
      Books 4
      Olson, Sigurd
      Urban Fantasy
      Books 6
      Oltion, Jerry
      Science Fiction
      Books 15
      Olympus Knights
      Fantasy
      Books 4
      Omololu, C.J.
      Fantasy
      Books 4
      Series 1
      Omori, Fujino
      Fantasy
      Books 113
      Series 8
      Onions, Oliver
      General Fiction
      Books 53
      Series 2
      Oniyazu, Kakashi
      Fantasy
      Books 6
      Ono, Fuyumi
      Fantasy
      Books 13
      Ono, Natsume
      Fantasy
      Books 23
      Onspaugh, Mark
      Horror
      Books 7
      Onyebuchi, Tochi
      Graphic Novel
      Books 11
      Series 1
      Oppegaard, David
      Historical
      Books 7
      Oram, Nina
      Fantasy
      Books 4
      Series 1
      Ordover, John J.
      Space Opera
      Books 3
      Ore, Rebecca
      Fantasy
      Books 12
      Series 1
      Orikasa, Mami
      Fantasy
      Books 13
      Orman, Kate
      Space Opera
      Books 9
      Ormsbee, K.E.
      Fantasy
      Books 5
      Series 1
      Orneck, Amanda
      Science Fiction
      Books 4
      Orona, Michael
      Science Fiction
      Books 3
      Series 1
      Ortiz, Amparo
      Fantasy
      Books 5
      Series 1
      Orton, D.L.
      Science Fiction
      Books 7
      Series 2
      Orton, Katharine
      Fantasy
      Books 4
      Orullian, Peter
      Epic Fantasy
      Books 15
      Series 1
      Orwin, Paige
      Urban Fantasy
      Books 3
      Osada, Yuko
      Fantasy
      Books 5
      Osadchuk, Alexey
      Fantasy
      Books 15
      Series 2
      Osawa, Yusuke
      Fantasy
      Books 7
      Osborne-McKnight, Juilene
      Fantasy
      Books 5
      Osborne, Cary
      Science Fiction
      Books 12
      Series 1
      Osborne, Mary Pope
      Action Adventure
      Books 172
      Series 10
      Osborne, Terri
      Space Opera
      Books 5
      Osburn, Jesse
      Contemporary Romance
      Books 9
      Series 1
      Osgood, Troy
      Fantasy
      Books 8
      Series 2
      Osho, Pureji
      Fantasy
      Books 4
      Osier, Nina M.
      Science Fiction
      Books 29
      Series 1
      Osterkamp, Lynn
      Mystery
      Books 4
      Series 1
      Ostrander, John
      Science Fiction
      Books 84
      Oswald, J.D.
      Fantasy
      Books 6
      Ota, Akiyoshi
      Fantasy
      Books 4