Age 82, passed away Sunday, December 18, 2016, surrounded by loved ones. She was the beloved wife of the late Fred L. Rossi (Deceased 4-18-75) and the daughter of the late Daniel E. and Irene Foley Sweeney. She was preceded in death by her sister Virginia Lee Sweeney McCarthy and her brothers John R, William E., Thomas J., and Richard D. Sweeney. She is survived by her children Fred L. Rossi, Jr (Lynne), Cynthia Neale (Mark), Susan Conaghan (RJ), her best friend Bonnie Cook, her grandchildren Melissa Neale-Hines (Whitney), Briggs Conaghan, Dawson Conaghan (Lacey), Brooklyn Conaghan, Sienna Conaghan, her great grandchildren Kalliope, Remington, and a host of extended family and friends. Mary Catherine was a lifelong employee of Iron and Glass Bank, as well as a devout parishioner of St. Anne's Catholic Church. There will be no visitation. The family would like to thank Gateway Hospice and the Staff of Paramount Assisted Living for their loving care.