People with the last name Janca in Wisconsin
- Anne Janca
- Betty Janca
- Chris Janca
- Clarence Janca
- Deanne Janca
- Deborah Janca
- Dennis Janca
- Elizabeth Janca
- Frank Janca
- Harold Janca
- Jacqueline Janca
- Jeffrey Janca
- K Janca
- Kenneth Janca
- Leslie Janca
- Marion Janca
- Marlene Janca
- Martha Janca
- Mary Janca
- Matthew Janca
- Michael Janca
- Paul Janca
- Richard Janca
- Ruth Janca
- Sandy Janca
- Stella Janca
- Therese Janca
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