People with the last name Shadduck in Illinois
- Amanda Shadduck
- Chris Shadduck
- David Shadduck
- Dean Shadduck
- Erica Shadduck
- Erik Shadduck
- George Shadduck
- Glenn Shadduck
- James Shadduck
- Janet Shadduck
- Julia Shadduck
- Kayla Shadduck
- Larine Shadduck
- Laurine Shadduck
- Marjorie Shadduck
- Monika Shadduck
- Nancy Shadduck
- Phyllis Shadduck
- Roy Shadduck
- Sarah Shadduck
- Steven Shadduck
- Sue Shadduck
- Thomas Shadduck
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