Mary M. Byczek nee Breslin Beloved wife of the late Casimir Byczek. Loving mother of Rosemary Hunt, Joanne Byczek, Robert (Laura) Byczek, Diane Hesselbach, James (Tami) Byczek, William (Sandra) Byczek, Jacqueline Berger & Joseph (Jane) Byczek. Cherished grandmother & great grandmother of many. Dear sister of Eugene Breslin & the late Robert (Kathleen) Breslin, Joseph (Martha) Breslin, John Breslin, James Breslin & Cormick “Bud” & Kay Breslin. Fond aunt & great aunt of many nieces & nephews. Treasured cousin of Sr. Mary Breslin B.V.M., Eileen Owens, Teresa Glotzbach & Ruth Breslin. Devoted friend of Mary Mallon. Funeral Saturday 10:15 am from Thompson & Kuenster Funeral Home, 5570 W. 95th St., Oak Lawn to St. Linus Church for Mass at 11:00 am. Interment Holy Sepulchre Cemetery. Visitation Friday from 3 pm until 9 pm.