Timothy J. and Marie Pendergast are pleased to announce the engagement of their daughter, Mary Christina, to Andrew Lane Gaus, son of Thomas C. and Patty Gaus of Kirkwood, MO. The bride-to-be graduated from Cor Jesu Academy, St. Louis, MO and Spring Hill College, Mobile, AL. She received a Bachelor of Science in Nursing from Goldfarb-Barnes Jewish College and is a registered nurse at St. Louis Children's Hospital. Her fiancé, who graduated from DeSmet Jesuit High School in St. Louis as well as Spring Hill College, is a Solution Designer at Maritz Holdings Inc. The couple plans to be married Oct 3, 2020 at Graham Chapel on the campus of Washington University and will reside in St. Louis.