
Kelley Armstrong is a Canadian writer, primarily of fantasy novels since 2001.

Linwood Barclay is an American-born Canadian author, noted as a novelist, humorist, and (former) columnist. His popular detective novels are bestsellers in Canada and internationally, beginning with No Time for Goodbye in 2007.

Anthony Bidulka is a Canadian writer of mystery, thriller and suspense novels. Bidulka's books have been nominated for Crime Writers of Canada Arthur Ellis Awards, Saskatchewan Book Awards, a ReLit award, and Lambda Literary Awards.

Steve Burrows is an award-winning Canadian mystery writer, journalist, and past recipient of a “Nature Writer of the Year” award from BBC Wildlife. His 2014 novel, A Siege of Bitterns, received widespread critical acclaim upon its release and was named one of the top 100 books of 2014 by The Globe and Mail before going on to win the 2015 Arthur Ellis Award for Best First Novel.

Pat Capponi, was a Canadian writer and an advocate for mental health issues and poverty issues in Canada.

William Herbert Deverell is a Canadian novelist, activist, and criminal lawyer. He is one of Canada's best-known novelists, whose first book, Needles, which drew on his experiences as a criminal lawyer, won the McClelland & Stewart $50,000 Seal Award. In 1997 he won the Dashiell Hammett Prize for literary excellence in crime writing in North America for Trial of Passion. That book also won the 1998 Arthur Ellis Award for best Canadian crime novel, as did April Fool in 2003. Trial of Passion launched his first crime series, featuring the classically trained, self-doubting Arthur Beauchamp, QC, a series that continued with April Fool, Kill All the Judges, Snow Job, and I'll See You in My Dreams.

Elizabeth J. Duncan is a Canadian writer of cozy mysteries and the author of the ongoing Penny Brannigan series set in North Wales. The first book in the series, A Cold Light of Mourning, was nominated for the Agatha Award and Arthur Ellis Award in 2009. The fourth novel in the series, A Small Hill to Die On, won the Bony Blithe Award in 2013 and the fifth novel, Never Laugh as A Hearse Goes By, was nominated for the same award in 2014.

Howard Engel CM was a Canadian mystery author and CBC producer who resided in Toronto, Ontario. He was famous for his Benny Cooperman detective series, set in the Niagara Region in and around the city of Grantham, Ontario, mirroring St. Catharines, Ontario, where he was born. He was one of the founding authors of Crime Writers Of Canada in 1982.

Trevor Ferguson, a.k.a. John Farrow, is a Canadian novelist who lived for many years in Hudson, Quebec, and he and his wife Lynne Hill Ferguson now live in Victoria, BC. He is the author of fourteen novels and four plays. He has been called Canada's best novelist both in Books in Canada and the Toronto Star.

Gayleen Froese is a Canadian mystery novelist singer-songwriter. Her first novel, Touch, was published by Edmonton's NeWest Press in 2005. The sequel, Grayling Cross was published by NeWest Press in 2011.
Thomas King is an American-Canadian writer and broadcast presenter who most often writes about North America's First Nations.

Alison Gordon was a Canadian journalist and mystery novelist.

William Ian Hamilton is a Canadian mystery writer. A former journalist and civil servant, he has had his work published in Maclean's, Boston, the Regina Leader-Post, the Calgary Albertan, and the Calgary Herald.

José Latour is a Cuban crime fiction writer.

Tymo Lin, novelist, columnist and book critic, Lin is an author member of the Crime Writers' Association (UK), P. A. member of the Crime Writers of Canada, and director of the Mystery Writers of Taiwan. He was a finalist in The 4th Soji Shimada Mystery Awards for 2015, a mystery critic for books.com.tw, columnist for ETtoday (Taiwan), Distinctive Taste magazine, World Journal Weekly and The Mess-Age (Taiwan).

Ross Macdonald is the main pseudonym that was used by the American-Canadian writer of crime fiction Kenneth Millar. He is best known for his series of hardboiled novels set in Southern California and featuring private detective Lew Archer.

John McFetridge is a Canadian writer and screenwriter specializing in crime fiction. He has published seven novels since 2002 and has written scripts for the Canadian TV crime drama The Bridge.

David Morrell is a Canadian-American novelist, best known for his debut 1972 novel First Blood, later adapted as the 1982 film of the same name, which went on to spawn the successful Rambo franchise starring Sylvester Stallone. He has written 28 novels, and his work has been translated into 30 languages. He also wrote the 2007–2008 Captain America comic book miniseries The Chosen.

Frank Lucius Packard was a Canadian novelist.

Francine Pelletier is a Canadian science fiction writer, whose work often features strong female protagonists. She has been a winner of several literary prizes for science fiction, including the Prix Aurora Award.

Louise Penny is a Canadian author of mystery novels set in the Canadian province of Quebec centred on the work of francophone Chief Inspector Armand Gamache of the Sûreté du Québec. Penny's first career was as a radio broadcaster for the Canadian Broadcasting Corporation (CBC). After she turned to writing, she won numerous awards for her work, including the Agatha Award for best mystery novel of the year five times, including four consecutive years (2007–2010), and the Anthony Award for best novel of the year five times, including four consecutive years (2010–2013). Her novels have been published in 23 languages.

Michael Redhill is an American-born Canadian poet, playwright and novelist. He also writes under the pseudonym Inger Ash Wolfe.

Peter Robinson is an English-Canadian crime writer. He is best known for his crime novels set in Yorkshire featuring Inspector Alan Banks. He has also published a number of other novels and short stories as well as some poems and two articles on writing.

David Waltner-Toews is a Canadian epidemiologist, essayist, poet, fiction writer, veterinarian, and a specialist in the epidemiology of food and waterborne diseases, zoonoses and ecosystem health. He is best known for his work on animal and human infectious diseases in relation to complexity.

Frances Shelley Wees was an American-Canadian educator and writer.