People with the last name Killingbeck in Illinois
- Carmen Killingbeck
- Elizabeth Killingbeck
- Enrique Killingbeck
- Gianna Killingbeck
- Harlk Killingbeck
- Jacqueline Killingbeck
- Jamie Killingbeck
- Jennifer Killingbeck
- John Killingbeck
- Kenneth Killingbeck
- Kimberly Killingbeck
- Larry Killingbeck
- Leo Killingbeck
- Leopoldo Killingbeck
- Lillian Killingbeck
- Lisa Killingbeck
- Patricia Killingbeck
- Phyllis Killingbeck
- Shawn Killingbeck
- Tyler Killingbeck
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