M
- Heather MacAllister
- Katie MacAlister (also known as Katie Maxwell and Kate Marsh)
- Kinley MacGregor
- Allie Mackay
- Jan MacLean
- Debbie Macomber
- Ann Major
- Susan Mallery
- Anne Mallory
- Raynetta Mañees
- Jill Mansell
- Joanna Mansell
- Jill March
- Joanna Marcus, (November 21, 1919-October 3, 2006)
- Wendy S. Marcus
- Deb Marlowe
- Katherine Marlowe
- Ellen Tanner Marsh
- Debra Marshall
- Paula Marshall
- Lynne Marshall
- Deborah Martin
- Deirdre Martin
- Gail Gaymer Martin
- Gail Z. Martin
- Kat Martin
- Laura Martin
- Sandra Marton
- Kasey Marx
- Jessica Massey
- Anne Mather (also known as Caroline Fleming and Cardine Fleming)
- Laura Matthews
- Lena Matthews
- Patricia Matthews
- A.E. Maxwell
- Mary Maxwell
- Patricia Maxwell
- Margaret Mayo
- Anne McAllister
- Laurie McBain
- Mary McBride
- Erin McCarthy
- Susanne McCarthy
- Barbara McCauley
- Sharron McClellan
- May McGoldrick
- Tate McKenna
- Meagan McKinney
- Rena McLeary
- Barbara McMahon
- Judith McNaught
- Teresa Medeiros
- Susan Meier
- Christina Merlin (1911–1995) (a pseudonym by Constance Fecher Heaven)
- Stephenie Meyer
- Judith Michael
- Marie Michael
- Barbara Michaels
- Fern Michaels
- Leigh Michaels
- Linda Lael Miller
- Sarah Mlynowski
- Nicole Mones
- Karen Marie Moning
- Karyn Monk
- Margaret Moore
- Mary Moore
- Rachel Moore
- Lucy Monroe
- Peggy Moreland
- Diana Morgan
- Hunter Morgan
- Raye Morgan
- Wendy Morgan
- Peggy Morse
- Carole Mortimer
- Jill Munroe
- Annabel Murray
Read more about this topic: List Of Romantic Novelists