Historians, Miscellaneous: Biographies
- Luis Valdez
- Lydia Estes Pinkham
- Lynn Margulis
- Lyon Playfair
- M. Sissieretta Jones
- Mabel Dodge Luhan
- Madalyn Murray OHair
- Madan
- Madeline Hunter (American educational psychologist)
- Maggie Lena Walker
- Mahavira (Indian ascetic)
- Marcus Junius Brutus
- Margaret A. Haley
- Margaret Rudkin
- Margaret Walker
- Marguerite Higgins
- Marguerite Ross Barnett
- Maria W. Stewart
- Marin Mersenne
- Marina Mniszech