People with the last name Ostby in Indiana
- Alice Ostby
- Beth Ostby
- Bud Ostby
- Charles Ostby
- Chris Ostby
- Clarence Ostby
- Crystal Ostby
- David Ostby
- Dottie Ostby
- Eric Ostby
- F Ostby
- Gayle Ostby
- James Ostby
- Julie Ostby
- Karen Ostby
- Kirk Ostby
- Kristine Ostby
- Linda Ostby
- Luke Ostby
- Mark Ostby
- Mary Ostby
- Myrtle Ostby
- Noah Ostby
- Phyllis Ostby
- Robert Ostby
- Vicki Ostby
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