Mary Ann was a member of St Bernard Catholic Church and a retired data entry supervisor for LSY.
She is preceded in death by her father Edgar Theisen.
She is survived by her loving husband Paul Decanini; mother Mary I. Theisen; siblings Karen A. Theisen Warren, Terry M. Theisen, Mary L. Theisen Watts, and Julie S. Theisen Voss; step-daughters Carolyn M. Fleming, Andrea L. Simmons, and Paula J. Decanini.
Her memorial mass will be at 11:00 A.M., Saturday, at St Bernard Catholic Church, 7500 Tangelo Drive. Visitation Friday 2-8 P.M. at Arch L. Heady & Son Funeral Home and Cremation Services, Okolona. Cremation was chosen.
In lieu of flowers , memorial contributions can be made to Kosair Childrens Hospital, 234 East Gray Street, Suite 450, Louisville, KY 40202.