People with the last name Ostroski in Wisconsin
- Ann Ostroski
- Anna Ostroski
- Bill Ostroski
- Carrie Ostroski
- Daniel Ostroski
- Debra Ostroski
- George Ostroski
- Isabelle Ostroski
- Jeff Ostroski
- Jeffrey Ostroski
- Joan Ostroski
- John Ostroski
- Joseph Ostroski
- Jr Ostroski
- Karl Ostroski
- Leonard Ostroski
- Michael Ostroski
- Patrick Ostroski
- Patricka Ostroski
- Philip Ostroski
- Rose Ostroski
- Sandra Ostroski
- Sharon Ostroski
- Shirley Ostroski
- Tammy Ostroski
- Walter Ostroski
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