Mary C. Rosiak, nee Pozniak. Beloved Wife of Slawomir Rosiak. Loving Daughter of Theresa(Mike) Marek. Dear Daughter-in-law of Irena Rosiak. Fond Sister of Judy(Gary)Pitonyak, Ken(Alex)Pozniak, Laura Pozniak, Michelle(Ken)Wicus, Peter(Cherrie)Pozniak... View Obituary & Service Information