People with the last name Fergus in Illinois
- Sally Fergus
- Samantha Fergus
- Sandra Fergus
- Sara Fergus
- Sarah Fergus
- Scott Fergus
- Scottpeter Fergus
- Sean Fergus
- Shane Fergus
- Sharon Fergus
- Shawn Fergus
- Sheamus Fergus
- Shirley Fergus
- Steven Fergus
- Susan Fergus
- Sylvia Fergus
- Taylor Fergus
- Ted Fergus
- Terrance Fergus
- Theresa Fergus
- Therese Fergus
- Therse Fergus
- Thomas Fergus
- Timothy Fergus
- Tom Fergus
- Tsevdos Fergus
- Vincent Fergus
- Walter Fergus
- Wesley Fergus
- William Fergus