Skip to main content - Okazaki, Tomomi (1971–)
- Okin, Susan Moller (1946–2004)
- Okino, Betty (1975–)
- Okorokova, Antonina (1941–)
- Okoye, Ifeoma
- Okwei of Osomari (1872–1943)
- Olah, Susanna (d. around 1929)
- Olaru, Maria (1982–)
- Olberg, Oda (1872–1955)
- Oldenburg, Astrid (1932–)
- Oldenburg, Cecily (1911–1937)
- Oldenburg, Margaret (1895–1992)
- Oldenburg, Margaret (1905–1981)
- Oldenburg, Martha (1971–)
- Oldenburg, Mary (1865–1909)
- Oldenburg, Ragnhild (1930–)
- Oldfather, Irene (1954–)
- Oldfield, Anne (1683–1730)
- Oldfield, Pearl Peden (1876–1962)
- Olds, Elizabeth (1896–1991)
