People with the name Mary Louisa include:
Mary Louisa Armitt (1851–1911) British polymath Mary Louisa Bruce, Countess of Elgin (1819–1898) Mary Louisa Chitwood (1832–1855), American poet Mary Louisa Gordon (1861−1941) British prison inspector Mary Louisa Molesworth (1839–1921), English writer of children's stories Mary Louisa Page (1849–1921), American architect Mary Louisa Georgina Petrie (1861–1935), British author Mary Louisa Skinner (1876–1955), Australian Quaker, nurse, and writer, wrote a memoir of World War I experiences Mary Louisa Toynbee (born 1946), British journalist Mary Louisa Whately (1824–1889), English missionary in Egypt, known for building schools Mary Louisa White (1866–1935), British composer Mary Louisa Willard (1898–1993), forensic scientist
See also
Mary Louise (name) Mary Louise (disambiguation) Marie Louise (disambiguation) Maria Louisa Mary Lou (name) Marylou (disambiguation)
Mary (given name) Louisa (disambiguation)