Co
- Wendy Coakley-Thompson
- Sheila Coates (1937–2000)
- Harlan Coben
- Stanton A. Coblentz
- Todd Cochrane
- John Maxwell Coetzee (born 1940)
- Ronan Coghlan
- Emily Colas
- Samuel Taylor Coleridge
- Jackie Collins
- Max Allan Collins
- Suzanne Collins
- Michael Collins, pseudonym of Dennis Lynds
- Carlo "Collodi" Lorenzini (1826–1890)
- Harriet Theresa Comstock (1860–1925), American novelist
- Groff Conklin (1904–1968)
- William Congreve
- Jane Leslie Conly
- Kieron Connolly
- Damian Conway
- Glen Cook, (born 1944)
- Robin Cook (1946–2005)
- James Francis Cooke
- Catherine Cookson
- Caroline B. Cooney (born 1947)
- Carolyn Cooper
- Dennis Cooper
- James Fenimore Cooper
- Jilly Cooper
- Susan Cooper
- Lori Copeland
- Peter Corey
- Bernard Cornwell
- Patricia Cornwell
- Julio Cortázar (1914–1984)
- John Cotton
- Catherine Coulter
- Douglas Coupland
- Georges Courteline
- Caroline Courtney (born 1946) (pseudonym of Penelope Jones Halsall)
- Bruce Coville (born 1950)
- Josephine Cox (born 1941)
- Stephen R. Covey (1932–2012)
- Sean Covey (born 1964)
Read more about this topic: List Of Authors By Name: C