Gertrude A. Kooiman, age 92, of Wyoming, went home to be with her Lord on Friday, October 25, 2019. She was preceded in death by her husband, Arthur; parents John and Jacoba Mastbergen; brothers, Parnell and Gerald; sister, Geraldine Ruis.  She will be lovingly remembered by her children, Marlys Keizer, Arlyn and Elaine Kooiman, Debra and Howard Van Solkema, Bryan and Mary Kooiman, Betty and Glenn Smith; 18 grandchildren; 45 great-grandchildren; and one great-great-grandchild; sisters, Adriana VanDyke; brother, Marvin and Melva Mastbergen; sister-in-law, Ruth Masterbergen; many nieces and nephews.  Funeral services will be held on Tuesday, October 29, 2019 at 11 am at Baldwin St. Christian Reformed Church, 2101 Baldwin St., Jenison, with Pastor Don VanSlyke officiating.  Interment Chapel Hill Memorial Gardens.  Relatives and friends may meet the family Monday from 5-8 pm at Matthysse-Kuiper-DeGraaf Funeral Home (Grandville) 4145 Chicago Dr. SW., and Tuesday from 10-10:45 am at the church prior to the service.  Those who wish may make memorial contributions to Sunset Legacy Foundation or Faith Hospice.