People with the last name Casterton in Illinois
- Amanda Casterton
- Anna Casterton
- Anna Mae Casterton
- Arthur Casterton
- Betty Casterton
- Carolyn Casterton
- Christine Casterton
- George Casterton
- Jim Casterton
- June Casterton
- Kathleen Casterton
- Maddy Casterton
- Richard Casterton
- Robert Casterton
- Scott Casterton
- Thomas Casterton
- Wendy Casterton
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