Lakeland -Diane Heidorn Killam., age 89, passed away July 20, 2023, at Lakeland Hospice House in Lakeland. She was born on April 18, 1934, in Oil City, PA. She is a retired Registered Nurse for Good Samaritan Hospital . She enjoyed playing bridge, bible study, traveling and knitting. She also enjoyed her career as a nurse. She was preceded in death by her first husband Herman Heidorn. She is survived by a loving family that includes her husband John Killam of Lakeland, sons Doug Heidorn (Iris) of Clarkston, WA & Stephen Heidorn (Naomi) of Raleigh, NC, daughter Karen Calvert (Randy) of Tallahassee, sister Barbara Paige of Fort Wayne, IN, 7 grandchildren and 7 great grandchildren. Memorial Service will be held Sunday, July 23, 2023, at 4:00 PM at Highland Park Church. Condolences to family at www.whiddenmcleanfuneralhome.com