Mary Lou Sienkiewicz Obituary
The family announces the passing of Mary Lou Sienkiewicz of Bear, Delaware on August 18, 2026. Mary, born in Detroit, Michigan, was part of many shared moments and relationships throughout life. Leave a sympathy message to the family in the guestbook on this memorial page of Mary Lou Sienkiewicz to show support.
She was predeceased by: her parents, George MacLean and Theresa MacLean (Yasisko); her grandmother Martha Chyzda (Mark Sr.); her son Mark Jr.; and her brother-in-law Bernard Pomidor.
She is survived by: her husband Mark Sienkiewicz; her son Matthew (Anna); her grandsons, Joseph and Jacob; her daughter-in-law Carolyn Sienkiewicz; her sister Doris MacLean Pomidor; her niece Dr. Mary Pomidor Eschelman (David Eschelman); her great-nephew David Jr.; her great-niece Emma; her niece Elizabeth; her great-nephew Julian Pomidor; and her nephew Bernard Pomidor (Michelle Phillipi Pomidor).
