Skip to main content - Osipowich, Albina (1911–1964)
- Osith (died c. 700)
- Oslin, K.T. (1941–)
- Osmanoglu, Gevheri (1904–1980)
- Osmond, Marie (1959–)
- Osorio, Ana de Castro (1872–1935)
- Osserman, Wendy (1942–)
- Osten, Maria (1908–1942)
- Ostenso, Martha (1900–1963)
- Ostergaard, Solveig (1939–)
- Osterman, Catherine (1983–)
- Ostermeyer, Micheline (1922–2001)
- Ostler, Emma Brignell (c. 1848–1922)
- Ostriche, Muriel (1896–1989)
- Ostrith (d. 697)
- Ostromecka, Krystyna (1948–)
- Oswald, Marina (1941–)
- Oswalda, Ossi (1897–1948)
- Osygus, Simone (1968–)
- Osypenko, Inna (1982–)
