- Malka Older
- Malla Nunn
- Mallery Jane
- Màlleus Enrico Ragni
- Malleus Enrico Ragni
- Malorie Blackman
- Manali Singh
- Mandasue Heller
- Mandi Hickman
- Mandisa Watts
- Mandla Langa
- Mandy Kirkby
- Mandy Stobo
- Mandy Wiener
- Mandy-Suzanne Wong
- Manka Kasha
- Manley, Curtis
- Manly P. Hall
- Manny Galán
- Manon Chevallerau
- Manoush Zomorodi
- Manuel Gutierrez
- Manuel Sumberac
- Mara and Alassie
- Mara Glatzel
- Mara Kardas-Nelson
- Mara Rutherford
- Marah J. Hardt
- Marc Almond
- Marc Aspinall
- Marc Bernardin
- Marc Klein
- Marc Maron
- Marc Maron and Brendan McDonald
- Marc Pattenden
- Marc Pitman
- Marc Shapiro
- Marcel Proust
- Marcela Cespedes
- Marcella Astore
- Marcella Hazan
- Marcelo Baez
- Marcia Mihotich
- Marcia Mihotich and Corinne Sweet
- Marcia Willett
- Marcial Gala
- Marcie Colleen
- Marcie Colleen; illustrated by Steve James
- Marco Missiroli
- Marcus Aurelius
- Marcus Clapham
- Marcus Clapham (Ed.)
- Marcus Collins
- Marcus Rashford
- Marcus Stone
- MarcyKate Connolly and Kathryn Holmes
- Mardi McConnochie
- Marek Jagucki
- Maren Uthaug
- Margaret Aitken
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- Margaret Ball
- Margaret Chodos-Irvine
- Margaret Court
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- Margaret Killjoy
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- Margaret Mizushima
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- Margarita Engle
- Margarita Kukhtina
- Margarita Montimore
- Margaux Carpentier
- Margery Allingham
- Marghanita Laski
- Margo Shapiro Bachman
- Margot Bloomstein
- Margot Prior
- Mari Costa
- Mari Hannah
- Mari Vasseur
- María Amparo Escandón
- Maria Brzozowska
- María Dolores Águila
- Maria Duenas Vinuesa
- Maria Failla
- Maria Gianferrari
- Maria Gureeva
- Maria Konecsny
- Maria Koutsogiannis
- Maria Neradova
- Maria Ross
- Maria Toorpakai
