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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: 51–100 Total authors: 425
      O'Connor, Tara
      General Fiction
      Books 3 books
      O'Connor, Varley
      General Fiction
      Books 4 books
      O'Day, Joseph E.
      General Fiction
      Books 6 books
      Series 1 series
      O'Dell, Kathleen
      General Fiction
      Books 7 books
      Series 1 series
      O'Dell, Nicole
      Christian
      Books 14 books
      Series 2 series
      O'Dell, Scott
      General Fiction
      Books 28 books
      Series 2 series
      O'Dell, Tawni
      General Fiction
      Books 6 books
      O'Doherty, Brian
      General Fiction
      Books 3 books
      O'Doherty, David
      Graphic Novel
      Books 4 books
      Series 1 series
      O'Donnell, Elizabeth Lee
      General Fiction
      Books 7 books
      O'Donnell, Mark
      General Fiction
      Books 3 books
      O'Donnelly, Kristina
      General Fiction
      Books 10 books
      Series 1 series
      O'Dowd, Chris; Murphy, Nick Vincent
      General Fiction
      Books 5 books
      Series 1 series
      O'Dwyer, Starbuck
      General Fiction
      Books 3 books
      O'Faolain, Julia
      General Fiction
      Books 9 books
      O'Faolain, Nuala
      General Fiction
      Books 4 books
      O'Faolain, Sean
      General Fiction
      Books 5 books
      O'Farrell, John
      General Fiction
      Books 9 books
      O'Farrell, Maggie
      Literary
      Books 13 books
      O'Flaherty, Liam
      General Fiction
      Books 15 books
      O'Flanagan, Sheila
      Women's Fiction
      Books 39 books
      O'Flynn, Catherine
      General Fiction
      Books 5 books
      O'Flynn, Mark
      General Fiction
      Books 6 books
      O'Grady, Rohan
      Gothic
      Books 5 books
      O'Grady, Timothy
      General Fiction
      Books 5 books
      O'Hagan, Andrew
      General Fiction
      Books 8 books
      O'Hair, Margaret
      General Fiction
      Books 8 books
      O'Hanlon, Ardal
      Horror
      Books 3 books
      O'Hara, John
      General Fiction
      Books 26 books
      O'Hara, Kenneth
      General Fiction
      Books 5 books
      O'Hara, Lauren; O'Hara, Natalia
      General Fiction
      Books 5 books
      O'Hara, Mary
      General Fiction
      Books 4 books
      Series 1 series
      O'Hara, Mo
      General Fiction
      Books 19 books
      Series 3 series
      O'Hara, Nancy
      General Fiction
      Books 3 books
      O'Hearn, Michael
      General Fiction
      Books 10 books
      Series 1 series
      O'Hurley, John
      General Fiction
      Books 4 books
      O'Keefe, Susan Heyboer
      General Fiction
      Books 9 books
      O'Keeffe, Patrick
      Literary
      Books 3 books
      O'Kelley, Mattie Lou
      General Fiction
      Books 4 books
      O'Leary, Michael
      General Fiction
      Books 12 books
      Series 1 series
      O'Leary, Sara
      General Fiction
      Books 20 books
      O'Malley, Bryan Lee
      General Fiction
      Books 40 books
      O'Malley, Kevin
      General Fiction
      Books 34 books
      O'Meara, Walter
      General Fiction
      Books 3 books
      O'Mordha, Sean Patrick
      General Fiction
      Books 19 books
      Series 1 series
      O'Nan, Gerald D.
      Christian
      Books 3 books
      O'Nan, Stewart
      General Fiction
      Books 20 books
      Series 1 series
      O'Neal, Eilis
      General Fiction
      Books 3 books
      Series 1 series
      O'Neal, Eugenia
      General Fiction
      Books 7 books
      O'Neal, Katherine Pebley
      Christian
      Books 8 books
      Series 2 series