Derek Williams
- Phone: (616) 526-6886
- Email: derek.williams@calvin.edu
- Office: SC 260
- Position: Admissions Counselor
- Department: Admissions
- Serving: Arizona, California (southern), Connecticut, DC, Delaware, Hawaii, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New Mexico, New York, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia; and Illiana Christian High School, and transfer students