- Cassie Liversidge
- Castle Point Books
- Cat Hellisen
- Cat Sims
- Cat Weldon
- Cate Berry
- Cate Conte
- Cate Glass
- Cate Lineberry
- Cate Stillman
- Cate Sweeny
- Cath Crowley
- Cath Leach
- Catharina Ingelman-Sundberg
- Catharina Ingleman-Sundberg
- Catharine Collingridge
- Catherine (Kate) Allinson
- Catherine Bailey
- Catherine Barnett
- Catherine Chidgey
- Catherine Clarke
- Catherine Collins
- Catherine Dunne
- Catherine Emmett
- Catherine Gilbert Murdock
- Catherine Guadagnolo
- Catherine Hamlin
- Catherine Laudone
- Catherine Lazar Odell
- Catherine Mack
- Catherine Macorol
- Catherine Nixey
- Catherine Noske
- Catherine Price
- Catherine Rayner
- Catherine Sampson
- Catherine Saunders
- Catherine Shainberg
- Catherine Shanahan
- Catherine Shanahan, M.D
- Catherine Stott
- Catherine Yu
- Catherine Zhang
- Catherynne M. Valente
- Cathleen Daly
- Cathleen Schine
- Cathrin Peterslund
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- Cay Rademacher
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- Cecilia Davidsson
- Cecilia Rabess
- Celeste Connally
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- Celia Krampien
- Céline Broeckaert
- Celine Steen
- CG Drews
- Chaaya Prabhat
- Chad Berkey
- Chad Bown
- Chad Thomas
- Chambliss Bertman, Jennifer
- Chana Stiefel
- Chandresh Bhardwaj
- Chanel Contos
- Chanel Ly
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- Chani Lynn Feener
- Channing Tatum
- Chantal Larocque
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- Chantel Conlon
- Char Anna
- Char Margolis
- Charise Mericle
- Charise Mericle Harper
- Charlaine Harris
- Charlene Chua
- Charles Baxter
- Charles Belfoure
- Charles Beyl
- Charles C. Mann
- Charles Casillo
- Charles Causley
- Charles Darwin
