Knust, Elva Gertrude, 91 of Rochester Hills passed away January 21, 2021. Loving wife of the late Jerald Knust, dear mother of Trudi Knust, Patti (Chuck) Fielstra, and Susan (Steve) Tally. Cherished grandmother of Jacob, Maddie, Ellie and Nicolas. Sister of Mildred Cooper. The family will receive friends Friday, January 29, 2021 from 3:00 pm to 5:00 pm at the Potere-Modetz Funeral Home, 339 Walnut Blvd, Rochester. Due to Covid restrictions the funeral service will be family only. Interment Van Hoosen Jones Cemetery. Memorials in Elva’s name may be made to St. Jude Children’s Hospital or Brookdale Hospice. Online guest book www.modetzfuneralhomes.com