Mary Jeanne Kreek (born 1937), American neurobiologist Elise L'Esperance (1878–1958), American pathologist Elaine Marjory Little (1884–1974), Australian pathologist Anna Suk-Fong Lok, Chinese/American hepatologist, wrote WHO and AASLD guidelines for emerging countries and liver disease Eleanor Josephine Macdonald (1906–2007) pioneer American cancer epidemiologist and cancer researcher Catharine Macfarlane (1877-1969), American obstetrician and gynecologist Charlotte E. Maguire (1918—2014), Florida pediatrician and medical school benefactor Louisa Martindale (1872–1966), British surgeon