Mary Elizabeth has been the given name of many famous women. This name was used in reference to the Visitation of Saint Mary to Saint Elizabeth.
Real life
- Mary Elizabeth Barber (1818–1899), British natural historian
- Mary Elizabeth Biden (1894–1943), grandmother of Joe Biden
- Mary Elizabeth Bliss (1824–1909), daughter of Zachary Taylor
- Mary Elizabeth Braddon (1835–1915), British novelist
- Mary Elizabeth Coleridge (1861–1907), British novelist and poet
- Mary Elizabeth Counselman (1911–1995), American short story writer and poet
- Mary Elizabeth Donaldson (born 1972), Queen of Denmark
- Mary Elizabeth Ellis (born 1979), American actress and screenwriter
- Mary Elizabeth "Tipper" Gore (born 1948), former Second Lady of the United States
- Mary Elizabeth Lease (1850–1933), American activist
- Mary Elizabeth Nelson, a wife of Brigham Young
- Mary Elizabeth Parker Bouligny (1839–1908), American socialite and author
- Mary Elizabeth Rollins, another wife of Brigham Young
- Mary Elizabeth Mastrantonio (born 1958), American actress
- Mary Elizabeth McDonough (born 1961), American actress
- Mary Elizabeth McGlynn (born 1966), American voice actress
- Mary Elizabeth "Liz" Truss (born 1975), former Prime Minister of the United Kingdom
- Mary Elizabeth "Liz" Twist (born 1956), British politician
- Mary Elizabeth Williams, American columnist
- Mary Elizabeth Wilson (1889–1962), English murderer
- Mary Elizabeth Winstead (born 1984), American actress
Fictional characters
- Mary Elizabeth Bartowski, in the US action comedy spy drama TV series Chuck, played by Linda Hamilton