Dates after each title indicate U.S. publication, unless otherwise indicated.
Fiction
- Ayobami Adebayo – Stay With Me (March 2, UK)
- Paul Auster – 4 3 2 1 (January 31)
- Brunonia Barry – The Fifth Petal: a novel
- Darcey Bell – A Simple Favor (March 1)
- Dan Brown – Origin (October 3)
- Peter Carey – A Long Way From Home (October 30, Australia)
- J. M. Coetzee – The Schooldays of Jesus (February 21)
- Claire G. Coleman – Terra Nullius
- Curtis Dawkins – The Graybar Hotel (July 4)
- Didier Decoin – Le bureau des jardins et des étangs (The Office of Gardens and Ponds) (France)
- Steve Erickson – Shadowbahn
- Christine Féret-Fleury – La fille qui lisait dans le Métro (The Girl who Read on the Metro) (March 9, France)
- Karl Geary – Montpelier Parade (August 31)
- John Grisham – Camino Island (June 6)
- Mohsin Hamid – Exit West (March 2, UK)
- Catherine Hernandez - Scarborough
- Alan Hollinghurst – The Sparsholt Affair (September 26, UK)
- Gail Honeyman – Eleanor Oliphant is Completely Fine (UK)
- N. K. Jemisin – The Stone Sky (August 15)
- Lisa Jewell – Then She Was Gone (July 27, UK)
- The Justified Ancients of Mu Mu (Bill Drummond and Jimmy Cauty) – 2023 (August 23, UK)
- Ian McDonald – Luna: Wolf Moon (March 23, UK)
- Jon McGregor – Reservoir 13 (April 6, UK)
- Claude McKay (died 1948) – Amiable with Big Teeth: A Novel of the Love Affair Between the Communists and the Poor Black Sheep of Harlem (February 7; written 1941)
- Robert Menasse – Die Hauptstadt (The Capital) (Germany)
- Denise Mina – The Long Drop (March 2, UK)
- Fiona Mozley – Elmet (August 10, UK)
- Neel Mukherjee – A State of Freedom (July 6, UK)
- Timothy Ogene – The Day Ends Like Any Day (April 6, UK)
- James Patterson & Candice Fox – Never Never (January 16, US)
- Tim Pears – The Horseman (January, UK)
- Gwendoline Riley – First Love (February, UK)
- Sally Rooney – Conversations with Friends (June, UK)
- George Saunders – Lincoln in the Bardo (February 14)
- Rachel Seiffert – A Boy in Winter (June 1, UK)
- Kamila Shamsie – Home Fire (August 15, UK)
- Joss Sheldon – Money Power Love (October 7, UK)
- Elizabeth Strout – Anything is Possible (April 25)
- J. R. R. Tolkien (died 1973), edited by Christopher Tolkien – Beren and Lúthien (June 1, UK; original version written 1917)
- Zlatko Topčić
- Éric Vuillard – The Order of the Day (L'Ordre du jour) (April 29, France)
- Jesmyn Ward – Sing, Unburied, Sing (September 5)
- Sarah Winman – Tin Man (July 27, UK)
- Kathleen Winter – Lost in September
Children and young people
- Galia Bernstein – I Am a Cat (November, Australia, Singapore)
- Sarah Crossan – Moonrise (September 1, UK)
- Lissa Evans – Wed Wabbit (January 5, UK)
- Susie Ghahremani – Stack the Cats (USA)
- Connie Glynn – Undercover Princess (October 30, UK)
- Kiran Millwood Hargrave – The Island at the End of Everything (May 4, UK)
- Amanda Hocking – Freeks (January 3)[12]
- Anna McQuinn – Lulu Gets a Cat
- Philip Pullman – La Belle Sauvage, first volume in The Book of Dust trilogy (October 19, UK)
- Katherine Rundell – The Explorer (August 10, UK)
- Angie Thomas – The Hate U Give (September 28)
- Jacqueline Wilson – Wave Me Goodbye (May 18, UK)
Biography and memoirs
- Craig Brown – Ma’am Darling: 99 Glimpses of Princess Margaret (September 21, UK)
- Richard Ford – Between Them: Remembering My Parents (May 2)
- Adam Kay – This is Going to Hurt: Secret Diaries of a Junior Doctor (September 7, UK)
- Caroline Moorehead – A Bold and Dangerous Family: The Rossellis and the Fight Against Mussolini (June 15)
- Rebecca Stott – In the Days of Rain: a daughter, a father, a cult (June 1, UK)
- Stephen Westaby – Fragile Lives: A Heart Surgeon's Stories of Life and Death on the Operating Table (February 9, UK)
- Xiaolu Guo – Once Upon a Time in the East (January 26)