Diane Gordon Chladni, 68, of North Catasauqua, died Feb. 15, 2026 in St. Luke’s Hospital - Bethlehem. Born in Bethlehem, she was a daughter of the late Robert and Joan (Steigerwalt) Gordon. She was the partner of John T. Chladni for over 30 years and whom she married in 2008.

She was a graduate of Northampton Community College and worked as an office manager for Dr. Alexander and later for many years as a large claims processor for Guardian Life Insurance Company until retiring.

She was a member of Advent Moravian Church, Hanover Township.

In addition to her husband, she is survived by; her son Christopher Fegley (Stephanie); brothers, Scot Gordon (Ann), Eric Gordon (Deborah), Craig Steigerwalt (Sue); sister, Christine Gonzalez (Chris); and grandchildren, Kenneth Fegley and Abigail Fegley.

Contributions may be made to Advent Moravian Church, 3730 Jacksonville Road, Bethlehem PA, 18017.

James Funeral Home.