Dorothy Mattas, nee Trainor, of Westchester formerly of Berwyn, age 85. Beloved wife of the late William J.; loving mother of Bill (Julie) Mattas and Nancy (Tony) Colagrossi; proud grandmother of Stephen (Edith), Jim, Joe (Jenn), Jon, Nikolas and Mikaela; great-grandmother of Adilene and Everett. Family and friends will be received at the Conboy-Westchester Funeral Home, 10501 W. Cermak Rd., Westchester on Friday, February 9, 2024 from 5:00 p.m. to 8:00 p.m. All to meet Saturday at St. Francis Xavier Church, 124 N. Spring Road, La Grange for an 11:00 a.m. Funeral Mass. Interment Queen of Heaven Cemetery. In lieu of flowers, memorials to St. Jude Children's Research Hospital (www.stjude.org) appreciated. For funeral info 708-F-U-N-E-R-A-L.