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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.

      A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
      Letter: O Showing: 51–100 Total authors: 146
      O'Shea, Dan
      Thriller
      Books 3 books
      Series 1 series
      O'Sullivan, Brian
      Thriller
      Books 24 books
      O'Sullivan, Darren
      Thriller
      Books 13 books
      O'Sullivan, Kathryn
      Mystery
      Books 4 books
      Series 1 series
      O'Sullivan, Mike
      Mystery
      Books 21 books
      O'Sullivan, Ronnie
      Mystery
      Books 5 books
      Series 1 series
      Oak, B.B.
      Historical Mystery
      Books 3 books
      Series 1 series
      Obey, Erica
      GRSWP
      Books 6 books
      Obregon, Nicolas
      Police Procedural
      Books 4 books
      Series 1 series
      Obrist, Jurg
      Mystery
      Books 5 books
      Obstfeld, Raymond
      General Fiction
      Books 9 books
      Ocean, T. Lynn
      Mystery
      Books 8 books
      Series 1 series
      Odden, Karen
      Historical Mystery
      Books 6 books
      Series 2 series
      Offord, Lenore Glen
      General Fiction
      Books 5 books
      Series 1 series
      Ogan, George
      Suspense
      Books 4 books
      Oglesby, Ernest
      Action Adventure
      Books 6 books
      Series 1 series
      Ohlsson, Kristina
      Police Procedural
      Books 10 books
      Series 1 series
      Oko, Jennifer
      Mystery
      Books 3 books
      Olcott, Anthony
      Suspense
      Books 3 books
      Series 1 series
      Olden, Marc
      Action Adventure
      Books 37 books
      Series 4 series
      Oldham, Nick
      Police Procedural
      Books 40 books
      Series 3 series
      Oleksiw, Susan
      Law Enforcement
      Books 14 books
      Series 3 series
      Olgin, Howard
      Medical Thriller
      Books 4 books
      Olin, Sean
      Horror
      Books 4 books
      Series 1 series
      Oliphant, B.J.
      Amateur Sleuth
      Books 8 books
      Series 1 series
      Oliva, Alexandra
      Science Fiction
      Books 3 books
      Oliver, Anthony
      Suspense
      Books 4 books
      Oliver, Ben
      Mystery
      Books 5 books
      Series 1 series
      Oliver, Kelly
      Historical Mystery
      Books 25 books
      Series 5 series
      Oliver, Lorne
      Mystery
      Books 10 books
      Series 2 series
      Oliver, Steve
      Mystery
      Books 4 books
      Series 1 series
      Ollerton, Ollie
      Thriller
      Books 3 books
      Series 1 series
      Olsen, Gregg
      Thriller
      Books 42 books
      Series 8 series
      Olsen, Gregg; Morris, Rebecca
      Mystery
      Books 6 books
      Series 1 series
      Olsen, Jack
      General Fiction
      Books 19 books
      Olsen, Mark Andrew
      Suspense
      Books 4 books
      Olshaker, Mark
      Suspense
      Books 4 books
      Olson, John B.
      Suspense
      Books 4 books
      Olson, Karen E.
      Mystery
      Books 15 books
      Series 5 series
      Olson, Neil
      Thriller
      Books 4 books
      Olson, Paul F.
      Horror
      Books 4 books
      Olson, Sandra
      Private Investigator
      Books 12 books
      Series 1 series
      Omer, Mike
      Police Procedural
      Books 12 books
      Series 3 series
      Oram, Susan Specht
      Thriller
      Books 25 books
      Series 4 series
      Orchard, Sandra
      Romantic Suspense
      Books 17 books
      Series 3 series
      Orde, A.J.
      Amateur Sleuth
      Books 6 books
      Series 1 series
      Orenduff, J. Michael
      Thriller
      Books 10 books
      Series 1 series
      Orenstein, Frank
      Mystery
      Books 7 books
      Series 2 series
      Orford, Margie
      Police Procedural
      Books 9 books
      Series 1 series
      Orgain, Diana
      Cozy Mystery
      Books 30 books
      Series 6 series