Authors whose names start with O
38 authors, by name.
- O. C. Ferrell 4 books
- O. Henry 16 books
- O. V. Vijayan 4 books
- ONE 9 books
- Obert Skye 2 books 1 series
- Ocean Vuong 4 books
- Octavia E. Butler 21 books 3 series
- Octavio Paz 9 books
- Og Mandino 10 books
- Okina Baba 13 books 1 series
- Ola Rotimi 5 books
- Olaf Stapledon 5 books
- Olga Tokarczuk 4 books
- Oliver Bowden 5 books 1 series
- Oliver Jeffers 12 books
- Oliver Sacks 17 books
- Oliver Wyman 4 books
- Olivia E. Coolidge 5 books
- Olivia Gates 16 books
- Olivia Rupprecht 4 books
- Olivie Blake 4 books 1 series
- Olly Richards 7 books
- Om Swami 10 books
- Omar Tyree 8 books
- Opal Reyne 4 books
- OpenStax 4 books
- Orhan Pamuk 11 books
- Oriana Fallaci 4 books
- Orlando Figes 4 books
- Orson Scott Card 71 books 8 series
- Osamu Dazai 13 books
- Oscar Wilde 29 books
- Oscar de Bos 1 book 1 series
- Otfried Preußler 4 books
- Ottessa Moshfegh 6 books
- Otto Penzler 8 books
- Ovid 8 books
- Ōno Kōsuke 16 books 1 series