Grace Cahill is a 5-foot-9 native of Chicago, Illinois, and a graduate of Mother McAuley High School. She is majoring in elementary education. Cahill served as team captain for the Mighty Macs volleyball team, which won the GCAC Conference Championship and an IHSA Regional Championship. She also earned the 1st Alliance Senior Setter Award, helped her team finish third at the Windy City 18s National Qualifier and received a Great Lakes Region Volleyball Scholarship. Academically, she earned Mother McAuley Honor Roll recognition and was a member of the National Honor Society. She also received the Macs with Merit Award and Catherine McAuley Service Award and served as a MacsLead student leader and student ambassador.