Oster may refer to:
Geography
edit- Oster, a town in Chernihiv Oblast, Ukraine
- Oster, Minnesota, an unincorporated community in the United States
- Oster (river), a tributary of the Desna in Ukraine
- Oster (Blies), a small river in the Saarland, Germany
Surname
edit- Daniel Oster (1938–1999), French fiction and non-fiction writer
- Emily Oster (born c. 1980), American economist and academic, daughter of Sharon Oster
- Ernst Oster (1908—1977), German pianist, musicologist and music theorist
- George Oster (1940–2018), American mathematical biologist
- Grigoriy Oster (born 1947), Russian children's book author and scriptwriter
- Hans Oster (1887–1945), German World War II general and figure in the German anti-Nazi resistance
- Harry Oster (1923–2001), American folklorist and musicologist
- Heinrich Oster (1878–1954), German chemist, business executive and Nazi war criminal
- Jack Oster (c. 1910–?), British rugby footballer
- Jeffrey W. Oster, US Marine Corps lieutenant general
- Jennifer Oster (born 1986), German footballer
- John Oster (born 1978), English-born Welsh footballer
- Josef Oster (born 1971), German politician
- Shai Oster, American 21st century journalist
- Sharon Oster (1948-2022), American economist and academic, mother of Emily
- Stefan Oster (born 1965), German Catholic bishop
Other uses
edit- SS Oster, a steam ferry that sailed the fjords near Bergen, Norway from 1908 to 1963
- Östers IF (ice hockey) or simply Öster, a defunct Swedish hockey team
See also
edit- John Oster Manufacturing Company, a manufacturer of kitchen appliances, popularly known for the Oster Kitchen Center
- Ostyor, Russia, a former urban-type settlement in Smolensk Oblast, Russia; since 2004—a rural locality