Nancy R. (Hanna) Dieffenbach, 73, of Williamsport, passed away peacefully on Wednesday, August 20, 2025, at Edenbrook North, Williamsport. She was born in Bellefonte on October 4, 1951, to the late John and June (Snyder) Hanna.

Nancy was a Penn State University graduate with a bachelor's degree in psychology and social studies education. She graduated with high honors having a GPA of 3.9. Nancy enjoyed watching movies and reading. She also loved to listen to music.

Nancy is survived by a son, Bryce Dieffenbach (Maёlle) of Durham, North Carolina; a daughter, Kelley Pulugurtha (Siva) of Raleigh, North Carolina; and three grandchildren, Sahasra, Néo, and Josya.

Services will be private at the convenience of the family.

Arrangements were entrusted to Maneval Allen Redmond Cremation and Funeral Home, Williamsport. To leave a condolence for the family, please visit www.jamesmaneval.com.