Wendy Kathleen Johnston, 50, of Derry, PA, passed away Friday, April 10, 2020. She was born August 19, 1969, in Baltimore, MD, to the late Woodrow and Brenda Johnston.  In addition to her parents, she was preceded in death by her brother-in-law James Lee. Wendy was the loving mother of Heather Schultz and partner Justin Switzer, Emily Schultz, and partner Ryan Loudermilk, Rachel Justice and husband Matthew Justice, Edward Paul Schultz, and Branden Schultz; doting grandmother to Hunter Phillips, Mason Loudermilk, Aspen Justice, and Scarlett Justice. The beloved sister of Belinda Miller and her husband John Miller, and loving aunt of Rhonda Johnston, Scott Kenneth Harryman and his partner Christina Quick, Laura Lee, Jordan Johnston and Katie Harryman. Wendy enjoyed crafting, gardening, riding a Harley, and spending time with her family.  A celebration of life memorial party will be held in Cumberland, MD at a later date.  Arrangements entrusted to RJ Slater IV Funeral and Cremation Service, 1000 Freeport Road, New Kensington, PA. 724-335-0100.