Mary Ann Sheehan, nee Kann, of Evergreen Park, formerly of Visitation Parish, daughter of the late William and Florence; beloved wife of Dennis Sheehan of De La Salle Institute; dear mother of Denis (Colleen), Virginia Lacke (Steve), Jacqueline Reinhart (Will), Brian (Angela) and Terrence (Kristy); grandmother of Dennis, Michael, Stephen, Bridgette, Liam, Mary Clare, Caelan, Brendan, Mary Kate and Danny; sister of the late William Kann (Noreen) and the late Loretta Rauchle (Ron); aunt of many nieces and nephews. Graduated from Visitation Grade School in 1950, Visitation High School in 1954 and Mundelein College in 1958. Longtime teacher at Brother Rice High School. Services on Saturday, Jan. 19 at Queen of Martyrs Catholic Church, 3550 W. 103rd Street, Evergreen Park, IL. Visitation at church beginning at 9 a.m., followed by 10:30 a.m. Funeral Mass. Interment private. In lieu of flowers, donations may be made to the Multiple Myeloma Research Foundation, 383 Maine Ave., 5th Floor, Norwalk, CT, 06851 or to Life Source Blood Bank, 9630 S. Pulaski Rd., Oak Lawn, IL 60453. For information call Blake-Lamb Funeral Home,708-636-1193 .