- O'Brien, Liam
Critical Role: Vox Machina--Kith & Kin
- O'Bryan, Tom
You Can Fix Your Brain
- O'Bryant, Karyn
Who Was Joan of Arc?
- O'Byrne, Brian F.
Desire of the Everlasting Hills
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Notes from an Apocalypse
- O'Connor, John
His Dark Materials: The Golden Compass (Book 1)
- O'Connor, Nancy
The Enchanted Files: Trolled
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Out of Order
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Peyton Place
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Bless This Mess
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Playing with Fire
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Fantastic Mr. Fox and Other Animal Stories
- O'Halloran, Tim
Based on a True Story
- O'Hara-Baker, Jessica
The Mister
- O'Hare, Denis
Willpower
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It's Okay to Miss the Bed on the First Jump
- O'Keefe, Michael
The Way of Leadership
- O'Keefe, Robert
Sleeping With the Devil
- O'Leary, John
In Awe
- O'Malley, Rory
How to Survive a Plague
- O'Malley, Susan
American Sphinx
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All Fall Down
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Both of Us
- O'Neil, Cathy
Weapons of Math Destruction
- O'Neil, Dana
The Big East
- O'Neill, Eric
Gray Day
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The Likeness
- O'Reilly, Bill
The Silence of War
- O'Reilly, Ciaran
Yeats is Dead!
- O'Rourke, Kevin
Babylon Rising
- O'Rourke, Meghan
The Long Goodbye
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The Sleeping Beauties
- O'Toole, Mike
The Unconventionals
- Oakes, Summer Rayne
How to Make a Plant Love You
- Oakley, Barbara
A Mind for Numbers
- Oakley, Bill
Serious Eater
- Obama, Barack
Dreams from My Father
- Obama, Michelle
Follow That Food! (Waffles + Mochi)
- Oben, Joyce
The Gift of Hope
- Oberon, Elea
LeBootcamp Diet
- Obi, Damaras
Turning 15 on the Road to Freedom
- Obi-Melekwe, Nkeki
Rebel Sisters
- Obiora, Michael
Chronicles from the Land of the Happiest People on Earth
- Ochlan, P.J.
The Sommelier's Atlas of Taste
- Ochlan, PJ
Purgatory's Shore
- Ochman, Joe
Killers of the Flower Moon: Adapted for Young Readers
- Odenkirk, Bob
Comedy Comedy Comedy Drama
- Odom, Leslie
Like No Other
- Oduye, Adepero
The Beautiful Ones
- Offerman, Nick
Where the Deer and the Antelope Play
- Oh, Sandra
Human Acts
- Ojo, Adenrele
Invisible Child
- Okoye, Nneka
Jasmine Green Rescues: A Duckling Called Button
- Okuboyejo, Sandra
The Sweetest Remedy
- Olbermann, Keith
Trump is F*cking Crazy
- Older, Daniel José
Last Shot (Star Wars)
- Older, Daniel Jose
Brave the Page
- Oldjohn, Khalipa
The First Part Last
- Olds, Sharon
Stag's Leap
- Oliver, Genesis
Take Back the Block
- Oliver, Lin
Hank Zipzer #3: Day of the Iguana
- Oliver, Mary
Dog Songs and A Thousand Mornings
- Olivo, Karen
The Brief Wondrous Life of Oscar Wao
- Ollivier, Debra
What French Women Know
- Olmstead, Grace
Uprooted
- Olsher, Dean
From Square One
- Oluseyi, Hakeem
A Quantum Life
- Onayemi, Prentice
How Beautiful We Were
- Ondaatje, Michael
Warlight
- Onwuachi, Kwame
Notes from a Young Black Chef (Adapted for Young Adults)
- Onwukwe, Ben
Gnomon
- Oppenheimer, Mark
Squirrel Hill
- Orbach, Jerry
White Jazz
- Ordunio, Doug
Guns, Germs, and Steel
- Oreskes, Dan
L.A. Rex
- Oreskes, Daniel
Haunting Paris
- Orji, Yvonne
Good Night Stories for Rebel Girls: 100 Immigrant Women Who Changed the World
- Orlean, Susan
My Kind of Place
- Orloff, Judith
The Power of Surrender
- Orloff, Judith
The Power of Surrender
- Orlow, Rich
The Ruins
- Orman, Roscoe
They Had a Dream
- Orman, Suze
Women & Money (Revised and Updated)
- Orner, Peter
Maggie Brown & Others
- Ornish, Anne
Undo It!
- Ornish, Dean
Undo It!
- Orsini, Jon
The Ultimate Stay-At-Home Dad
- Ortega, Roxana
American Heroin
- Orth, Maureen
Vulgar Favors
- Ortiz, Jaina Lee
The Beloved World of Sonia Sotomayor
- Ortiz, Laura
The Three Billy Goats Buenos
- Osborne, Gavin
The Undercover Economist Strikes Back
- Osborne, Mary Pope
Camp Time in California
- Osborne, Steve
The Job
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There Is No F*cking Secret
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The Road to Little Dribbling
- Osorio, Ana
Miosotis Flores Never Forgets
- Ospina, Alejandra
Disability Visibility: First-Person Stories from the Twenty-First Century
- Oster, Emily
The Family Firm
- Oswalt, Patton
Courage Is Contagious
- Ott, Tovah
Beasts of Prey
- Ovens, Sarah
Under a Dancing Star
- Ovitz, Michael
Who Is Michael Ovitz?
- Owen, Andrea
Make Some Noise
- Owens, Bobbi
Up Close: Oprah Winfrey
- Owusu, Jude
This Book Will Make You Kinder
- Oyeyemi, Helen
Peaces
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Quit Vaping
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Facing the Mountain
- Ozeki, Ruth
The Book of Form and Emptiness
- O’Brien, Connor
The Bone Collector
