Oil wine (disambiguation)
Oelwein stands for:
- Oelwein , township in Fayette County, Iowa, United States
Oelwein is the family name of the following people:
- Arthur Oelwein (technician) (1837–1917), Austrian engineer and professor
- Arthur Oelwein (lawyer) (1868–1925), Austrian lawyer and writer
- Cornelia Oelwein (* 1955), German historian and book author
- Gustav A. Oelwein (1838–1913), founder of the American town of the same name
