| 2025 | Winner | Theory of Water | Leanne Betasamosake Simpson | Unknown |
| 2025 | Shortlist | A Truce That Is Not Peace | Miriam Toews | Knopf Canada |
| 2025 | Shortlist | One Day, Everyone Will Have Always Been Against This | Omar El Akkad | Knopf |
| 2025 | Shortlist | The Migrant Rain Falls in Reverse | Vinh Nguyen | Unknown |
| 2025 | Shortlist | The Snag | Tessa McWatt | Unknown |
| 2024 | Winner | There Is No Blue | Martha Baillie | Unknown |
| 2024 | Finalist | Everything and Nothing At All | Jenny Heijun Wills | Unknown |
| 2024 | Finalist | Here After | Amy Lin | Unknown |
| 2024 | Finalist | Invisible Prisons: Jack Whalen’s Tireless Fight for Justice | Lisa Moore, Jack Whalen | Unknown |
| 2024 | Finalist | Vantage Points: On Media as Trans Memoir | Chase Joynt | Unknown |
| 2023 | Winner | Ordinary Notes | Christina Sharpe | Farrar, Straus and Giroux |
| 2023 | Finalist | Fire Weather: A True Story from a Hotter World | John Vaillant | Knopf |
| 2023 | Finalist | My Road from Damascus | Jamal Saeed | Unknown |
| 2023 | Finalist | Ordinary Wonder Tales | Emily Urquhart | Unknown |
| 2023 | Finalist | Unbroken: My Fight for Survival, Hope, and Justice for Indigenous Women and Girls | Angela Sterritt | Unknown |
| 2022 | Winner | The Invisible Siege: The Rise of Coronaviruses and the Search for a Cure | Dan Werb | Unknown |
| 2022 | Finalist | Making Love with the Land | Joshua Whitehead | Unknown |
| 2022 | Finalist | Nothing Will Be Different: A Memoir | Tara McGowan-Ross | Unknown |
| 2022 | Finalist | The Long Road Home: On Blackness and Belonging | Debra Thompson | Unknown |
| 2022 | Finalist | The Petroleum Papers: Inside the Far-Right Conspiracy to Cover Up Climate Change | Geoff Dembicki | Unknown |
| 2021 | Winner | Permanent Astonishment | Tomson Highway | Unknown |
| 2021 | Finalist | Disorientation | Ian Williams | Unknown |
| 2021 | Finalist | Nishga | Jordan Abel | Unknown |
| 2021 | Finalist | On Foot to Canterbury | Ken Haigh | Unknown |
| 2021 | Finalist | Peyakow | Darrel J. McLeod | Unknown |
| 2020 | Winner | Two Trees Make a Forest: Travels Among Taiwan's Mountains and Coasts in Search of My Family's Past | Jessica J. Lee | Unknown |
| 2020 | Finalist | Reaching Mithymna: Among the Volunteers and Refugees on Lesvos | Steven Heighton | Unknown |
| 2020 | Finalist | Shame on Me: An Anatomy of Race and Belonging | Tessa McWatt | Unknown |
| 2020 | Finalist | The Way Home | David Neel | Unknown |
| 2020 | Finalist | Through the Garden: A Love Story (with Cats) | Lorna Crozier | Unknown |
| 2019 | Winner | Older Sister. Not Necessarily Related | Jenny Heijun Wills | Unknown |
| 2019 | Finalist | A Mind Spread Out on the Ground | Alicia Elliott | Unknown |
| 2019 | Finalist | All Our Relations: Indigenous Trauma in the Shadow of Colonialism | Tanya Talaga | Scribe Publications |
| 2019 | Finalist | Hello I Want to Die Please Fix Me: Depression in the First Person | Anna Mehler Paperny | Unknown |
| 2019 | Finalist | The Art of Leaving | Ayelet Tsabari | Unknown |
| 2018 | Winner | All Things Consoled: A Daughter's Memoir | Elizabeth Hay | Unknown |
| 2018 | Finalist | Antigone Undone: Juliette Binoche, Anne Carson, Ivo Van Hove, and the Art of Resistance | Will Aitken | Unknown |
| 2018 | Finalist | Heart Berries | Terese Marie Mailhot | Counterpoint |
| 2018 | Finalist | In Praise of Blood: The Crimes of the Rwandan Patriotic Front | Judi Rever | Unknown |
| 2018 | Finalist | The Woo-Woo: How I Survived Ice Hockey, Drug Raids, Demons, and My Crazy Chinese Family | Lindsay Wong | Unknown |
| 2017 | Winner | Life on the Ground Floor: Letters from the Edge of Emergency Medicine | James Maskalyk | Unknown |
| 2017 | Finalist | All We Leave Behind: A Reporter's Journey into the Lives of Others | Carol Off | Unknown |
| 2017 | Finalist | Birds Art Life: A Field Guide to the Small and Significant | Kyo Maclear | Unknown |
| 2017 | Finalist | Seven Fallen Feathers: Racism, Death, and Hard Truths in a Northern City | Tanya Talaga | Unknown |
| 2017 | Finalist | Tomboy Survival Guide | Ivan Coyote | Unknown |
| 2016 | Winner | A Disappearance in Damascus: A Story of Friendship and Survival in the Shadow of War | Deborah Campbell | Unknown |
| 2016 | Finalist | Mad Enchantment: Claude Monet and the Painting of the Water Lilies | Ross King | Bloomsbury |
| 2016 | Finalist | Pumpkinflowers: An Israeli Soldier's Story | Matti Friedman | Unknown |
| 2016 | Finalist | Red Star Tattoo: My Life as a Girl Revolutionary | Sonja Larsen | Unknown |
| 2016 | Finalist | Sixty: A Diary of My Sixty-First Year: The Beginning of the End or the End of the Beginning? | Ian Brown | Unknown |
| 2015 | Winner | Stalin’s Daughter: The Extraordinary and Tumultuous Life of Svetlana Alliluyeva | Rosemary Sullivan | HarperCollins |
| 2015 | Finalist | Cease: A Memoir of Love, Loss and Desire | Lynette Loeppky | Unknown |
| 2015 | Finalist | Empire of Deception: From Chicago to Nova Scotia – The Incredible Story of a Master Swindler Who Seduced a City and Captivated the Nation | Dean Jobb | Unknown |
| 2015 | Finalist | Kitten Clone: Inside Alcatel-Lucent | Douglas Coupland | Unknown |
| 2015 | Finalist | Tell it to the World: International Justice and the Secret Campaign to Hide Mass Murder in Kosovo | Eliott Behar | Unknown |
| 2014 | Winner | This Changes Everything: Capitalism vs. The Climate | Naomi Klein | Simon & Schuster |
| 2014 | Finalist | Boundless: Tracing Land and Dream in a New Northwest Passage | Kathleen Winter | Unknown |
| 2014 | Finalist | Extreme Mean: Trolls, Bullies, and Predators Online | Paula Todd | Unknown |
| 2014 | Finalist | Happy City: Transforming Our Lives Through Urban Design | Charles Montgomery | Unknown |
| 2014 | Finalist | Shopping for Votes: How Politicians Choose Us and We Choose Them | Susan Delacourt | Unknown |
| 2013 | Winner | The Dogs Are Eating Them Now: Our War in Afghanistan | Graeme Smith | Unknown |
| 2013 | Finalist | Projection: Encounters with My Runaway Mother | Priscila Uppal | Unknown |
| 2013 | Finalist | The Inconvenient Indian: A Curious Account of Native People in North America | Thomas King | Unknown |
| 2013 | Finalist | The Once and Future World: Nature As It Was, As It Is, As It Could Be | J.B. MacKinnon | Unknown |
| 2013 | Finalist | This Great Escape: The Case of Michael Paryla | Andrew Steinmetz | Unknown |
| 2012 | Winner | A Geography of Blood: Unearthing Memory from a Prairie Landscape | Candace Savage | Unknown |
| 2012 | Finalist | Intolerable: A Memoir of Extremes | Kamal Al-Solaylee | Unknown |
| 2012 | Finalist | Solar Dance: Genius, Forgery, and the Crisis of Truth in the Modern Age | Modris Eksteins | Unknown |
| 2012 | Finalist | Straphanger: Saving Our Cities and Ourselves from the Automobile | Taras Grescoe | Unknown |
| 2012 | Finalist | The Measure of a Man: The Story of a Father, a Son, and a Suit | JJ Lee | Unknown |
| 2011 | Winner | Mordecai: The Life & Times | Charles Foran | Unknown |
| 2011 | Finalist | Adventures in Solitude: What Not to Wear to a Nudist Potluck and Other Stories from Desolation Sound | Grant Lawrence | Unknown |
| 2011 | Finalist | Eating Dirt: Deep Forests, Big Timber, and Life with the Tree-Planting Tribe | Charlotte Gill | Unknown |
| 2011 | Finalist | Nation Maker: Sir John A. Macdonald: His Life, Our Times; Volume Two: 1867-1891 | Richard Gwyn | Unknown |
| 2011 | Finalist | Why Not? Fifteen Reasons to Live | Ray Robertson | Unknown |
| 2010 | Winner | What Disturbs Our Blood: A Son's Quest to Redeem the Past | James FitzGerald | Unknown |
| 2010 | Finalist | Defiant Spirits: The Modernist Revolution of the Group of Seven | Ross King | Unknown |
| 2010 | Finalist | Tangles: A Story About Alzheimer's, My Mother and Me | Sarah Leavitt | Unknown |
| 2010 | Finalist | The Love Queen of Malabar: Memoir of a Friendship with Kamala Das | Merrily Weisbord | Unknown |
| 2010 | Finalist | The Ptarmigan's Dilemma: An Exploration into How Life Organizes and Supports Itself | John Theberge, Mary Theberge | Unknown |
| 2009 | Winner | Trauma Farm: A Rebel History of Rural Life | Brian Brett | Unknown |
| 2009 | Finalist | Grass, Sky, Song: Promise and Peril in the World of Grassland Birds | Trevor Herriot | Unknown |
| 2009 | Finalist | The Cello Suites: J.S. Bach, Pablo Casals, and the Search for a Baroque Masterpiece | Eric Siblin | Unknown |
| 2009 | Finalist | The Dog by the Cradle, the Serpent Beneath: Some Paradoxes of Human-Animal Relationships | Erika Ritter | Unknown |
| 2009 | Finalist | The Wayfinders: Why Ancient Wisdom Matters in the Modern World | Wade Davis | Unknown |
| 2008 | Winner | Bottomfeeder: How to Eat Ethically in a World of Vanishing Seafood | Taras Grescoe | Unknown |
| 2008 | Finalist | Burning Down the House: Fighting Fires and Losing Myself | Russell Wangersky | Unknown |
| 2008 | Finalist | Concrete Reveries: Consciousness and the City | Mark Kingwell | Unknown |
| 2008 | Finalist | The Gift of Thanks: The Roots, Persistence and Paradoxical Meanings of a Social Ritual | Margaret Visser | Unknown |
| 2008 | Finalist | Under Pressure: Rescuing Childhood from the Culture of Hyper-Parenting | Carl Honoré | Unknown |
| 2007 | Winner | Kasztner's Train: The True Story of Rezso Kasztner, Unknown Hero of the Holocaust | Anna Porter | Unknown |
| 2007 | Finalist | Fortune's a River: The Collision of Empires in Northwest America | Barry Gough | Unknown |
| 2007 | Finalist | God’s Mercies: Rivalry, Betrayal and the Dream of Discovery | Douglas Hunter | Unknown |
| 2007 | Finalist | The Dirt on Clean: An Unsanitized History | Katherine Ashenburg | Unknown |
| 2007 | Finalist | The Lost Coast: Salmon, Memory and the Death of Wild Culture | Tim Bowling | Unknown |
| 2006 | Winner | The Book of Revenge | Dragan Todorovic | Unknown |
| 2006 | Finalist | Of This Earth: A Mennonite Boyhood in the Boreal Forest | Rudy Wiebe | Unknown |
| 2006 | Finalist | Reluctant Genius: The Passionate Life and Inventive Mind of Alexander Graham Bell | Charlotte Gray | Unknown |
| 2006 | Finalist | Ride the Rising Wind: One Woman's Journey Across Canada | Barbara Kingscote | Unknown |
| 2006 | Finalist | This is My Country, What's Yours? A Literary Atlas of Canada | Noah Richler | Unknown |
| 2005 | Winner | The Golden Spruce: A True Story of Myth, Madness and Greed | John Vaillant | Knopf Canada |
| 2005 | Finalist | Dead Man in Paradise | J.B. MacKinnon | Unknown |
| 2005 | Finalist | Race Against Time: Searching for Hope in AIDS-Ravaged Africa | Stephen Lewis | Unknown |
| 2005 | Finalist | Under the Bridge: The True Story of the Murder of Reena Virk | Rebecca Godfrey | Unknown |
| 2004 | Winner | The Second Tree: Of Clones, Chimeras, and Quests for Immortality | Elaine Dewar | Unknown |
| 2004 | Finalist | Down to This: Squalor and Splendour in a Big-City Shantytown | Shaughnessy Bishop-Stall | Unknown |
| 2004 | Finalist | Jacob's Wound: A Search for the Spirit of Wildness | Trevor Herriot | Unknown |
| 2004 | Finalist | The Last Heathen: Encounters With Ghosts and Ancestors in Melanesia | Charles Montgomery | Unknown |
| 2004 | Finalist | There is a Season: A Memoir in a Garden | Patrick Lane | Unknown |
| 2003 | Winner | Virtual Clearcut, or The Way Things Are in My Hometown | Brian Fawcett | Unknown |
| 2003 | Finalist | If This Is Your Land, Where Are Your Stories? Finding Common Ground | J. Edward Chamberlin | Unknown |
| 2003 | Finalist | Sahara: A Natural History | Marq de Villiers, Sheila Hirtle | Unknown |
| 2003 | Finalist | Spoken Here: Travels Among Threatened Languages | Mark Abley | Unknown |
| 2003 | Finalist | The End of Elsewhere: Travels Among the Tourists | Taras Grescoe | Unknown |
| 2002 | Winner | Houseboat Chronicles: Notes from a Life in Shield Country | Jake MacDonald | Unknown |
| 2002 | Finalist | A Keen Soldier: The Execution of Second World War Private Harold Pringle | Andrew Clark | Unknown |
| 2002 | Finalist | A Promise of Salt | Lorie Miseck | Unknown |
| 2002 | Finalist | Pain: The Fifth Vital Sign | Marni Jackson | Unknown |
| 2002 | Finalist | The Mourner’s Dance: What We Do When People Die | Katherine Ashenburg | Unknown |
| 2001 | Winner | Time Lord | Clark Blaise | Unknown |
| 2001 | Finalist | As Near to Heaven by Sea | Kevin Major | Unknown |
| 2001 | Finalist | Jane Austen | Carol Shields | Unknown |
| 2001 | Finalist | The Mummy Congress | Heather Pringle | Unknown |
| 2001 | Finalist | The Taste of Metal: A Deserter’s Story | Jack Todd | Unknown |
| 2000 | Winner | Long Shadows: Truth, Lies and History | Erna Paris | Unknown |
| 2000 | Finalist | Out of Poverty: And into Something More Comfortable | John Stackhouse | Unknown |
| 2000 | Finalist | Sacré Blues: An Unsentimental Journey Through Quebec | Taras Grescoe | Unknown |
| 2000 | Finalist | Saint Saul: A Skeleton Key to the Historical Jesus | Donald Harman Akenson | Unknown |
| 2000 | Finalist | The Other Side of Eden: Hunters, Farmers and the Shaping of the World | Hugh Brody | Unknown |
| 1999 | Winner | Walking Since Daybreak: A Story of Eastern Europe, World War II and the Heart of our Century | Modris Eksteins | Unknown |
| 1999 | Finalist | A Story as Sharp as a Knife: The Classical Haida Mythtellers and Their World | Robert Bringhurst | Douglas & McIntyre |
| 1999 | Finalist | After Daniel: A Suicide Survivor's Tale | Moira Farr | Unknown |
| 1999 | Finalist | Baltimore's Mansion: A Memoir | Wayne Johnston | Unknown |
| 1999 | Finalist | History of Medicine: A Scandalously Short Introduction | Jacalyn Duffin | Unknown |
| 1998 | Winner | Stolen Life: The Journey of a Cree Woman | Rudy Wiebe, Yvonne Johnson | Unknown |
| 1998 | Finalist | Isaiah Berlin: A Life | Michael Ignatieff | Unknown |
| 1998 | Finalist | Progeny of Ghosts: Travels in Russia and the Old Empire | David Manicom | Unknown |
| 1998 | Finalist | The Circus at the Edge of the Earth | Charles Wilkins | Unknown |
| 1998 | Finalist | The Follow | Linda Spalding | Unknown |
| 1997 | Winner | Small Mercies: A Boy After War | Ernest Hillen | Unknown |
| 1997 | Finalist | Flowers on My Grave | Ruth Teichroeb | Unknown |
| 1997 | Finalist | Mrs. King: The Life and Times of Isabel Mackenzie King | Charlotte Gray | Unknown |
| 1997 | Finalist | Pickford: The Woman Who Made Hollywood | Eileen Whitfield | Unknown |
| 1997 | Finalist | Power in the Blood: Land, Memory, and a Southern Family | John Bentley Mays | Unknown |