Mary R. Ziegler, 78, of Lititz, PA, passed away peacefully at Lancaster General Hospital on Monday, June 1, 2015. She was the wife of the late Larry L. Ziegler, who passed away in 2013, and the daughter of the late Leon and Violet Shaak Risser. Mary graduated from the former Lititz High School and was a 1958 graduate of Lebanon Valley College with a Bachelor's Degree in Elementary Education. She taught first grade at H. C. Burgard Elementary School in the Manheim Central School District for six years, then was called upon as a substitute teacher. She was a member of St. Paul's United Church of Christ, Manheim, and enjoyed flower gardening, feeding the birds, reading, singing in High School for the Glee Club, and singing in the choir @ St. Paul's. Mary was also a Girl Scout Leader and loved her schnauzer, "Cassie", as well as her past schnauzers. Her passion and joy came from her grandchildren, Emily and Alison Arndt. She is lovingly survived by her daughter, Amy E., wife of Bradley Arndt, Manheim, PA, her two grand-daughters, Emily and Alison. A sister, Polly, wife of Thomas C. Reinhart, Wyomissing, PA, also survives. Relatives and friends are invited to attend Mary's Graveside Service at Machpelah Cemetery, Lititz, PA, on Friday June 5, 2015 at 10:00 A.M. with Rev. Jeffrey L. Dunkle officiating. In lieu of flowers, memorial contributions may be sent to the Humane League of Lancaster County, 2195 Lincoln Highway East, Lancaster, PA 17602.