Featured Authors
Authors

= Author On Tour
- Official Roblox Books (HarperCollins)
- Dr Paul Offit
- Paul A. Offit M.D.
- Paul A. Offit
- Eline Oftedal
- Elizabeth Ogabi
- Ogi Ogas
- Junko Ogawa
- Jacqueline Ogburn
- C. K. Ogden
- Cathi Ogden
- Rick Ogden
- Susan Ogier
- Derek Ogilvie
- Megan Ogilvie
- Will H. Ogilvie
- Ian Ogilvy
- Rex Ogle
- Harry Ognall
- Tiwa Ogunlesi
- Tiwalola Ogunlesi
- Lola Ogunyemi
- Omolola Ijeoma Ogunyemi
- Alexandra Oh
- Axie Oh
- Ellen Oh
- Jiwon Oh
- Debbie Ridpath Ohi
- Norman Ohler
- Kenichi Ohmae
- Ayano Ohmi
- Pete Ohms
- Zachariah OHora
- Beatrice Ojakangas
- Linda Ojeda
- Adenrele Ojo
- Efosa Ojomo
- Kelechi Okafor
- Mary K. Okheena
- Susan Okie
- Marianna Oklejak
- Jennifer Oko
- Ebele Okobi
- Irenosen Okojie
- Nnedi Okorafor
- Nnedi Okorafor-Mbachu
- Ehigbor Okosun
- Nneka Okoye
- Chinelo Okparanta
- Robyn Okrant
- Daniel Okrent
- Ella Okstad
- Denise Okuda
- Michael Okuda
- Hikaru Okuizumi
- Olaf Olafsson
- Alessandra Olanow
- Keith Olbermann
- Arpad Olbey
- Wendie C. Old
- Old El Paso
- Old Farmer's Almanac
- Daniel Jose Older
- Cally Oldershaw
- Elizabeth Oldfield
- Molly Oldfield
- Natalie Oldfield
- Matthew Oldham
- Todd Oldham
- Mark Oldroyd
- Elizabeth Fagg Olds
- Greg Olear
- Velyka Oleksandrivka
- Susan Oleksiw
- Darin Olien