Mary K. Aylward, 92, of Bethlehem, died March 29, 2017, in her home. Born in Bethlehem, she was a daughter of the late Urban and Anna (Balik) Kostelnik and a stepdaughter of the late Ignatius Kostelnik.She was the wife of the late Paul T. Aylward for 60 years.

She was a secretary at the Homer Research Laboratory of the Bethlehem Steel Company until she retired.

She was a member of St. Anne’s Catholic Church, Bethlehem.

She is survived by two brothers, George Kostelnik of Bethlehem and Dr. Francis and his wife Dr. Elizabeth Kostelnik of Hellertown; two nephews, Kevin Kostelnik of Hellertown and Dr. Rick Kostelnik in Maine; three great-nephews; and a great-niece.

She was predeceased by three sisters, Helen, Irene and Annamae Kostelnik.

Contributions may be sent to St. Anne’s Church, 450 Washington Ave., Bethlehem, PA 18017.

Arrangements were made by Pearson Funeral Home Inc., Bethlehem.