Cynthia Helen Marie Istvanik (nee Day), of Montague NJ, passed away on January 11th at the age of 74 years old. She will be deeply missed by her loving husband of 51 years, Daniel, her children: Colleen Brodbeck (Steven), Daniel Darien Istvanik (Melissa), and Nathan Istvanik, as well as her grandchildren: Jenna Istvanik, Kaleb Istvanik, Gideon Brodbeck, and Preston Brodbeck. Relatives and friends are invited to attend her Viewing at the Tomlinson Funeral Home, 2207 Bristol Pike, Bensalem, PA 19020 on Wednesday, January 18th from 6:00-7:00 PM. There will be a second Viewing at the Milford Bible Church, 110 Foxcroft Drive, Milford, PA 18337 on Thursday, January 19th form 10:30-11:00 AM followed by her Service at 11:00 AM. Interment will take place at Avoy Christian Church Cemetery. In lieu of flowers, donations can be sent to Colleen Brodbeck 122 Longview Ave. Langhorne, PA 19047 or directly to the funeral home care of Cynthia Istvanik to help assist the family with funeral expenses.