Marilyn Joyce (Buteyn) Rietberg of Grand Rapids left this life and entered eternal life with her Lord and Savior on Monday, September 8, 2025. She was born on December 11, 1940, in Wisconsin Rapids, WI to Peter and Jennie (Schaaf) Buteyn who preceded her in death. In addition, she was preceded in death by a sister, Beverly Bierma, a brother-in-law, Darrell Dalton, and by her husband, Wayne Rietberg, in 2019.

Marilyn is survived by her children and grandchildren: Dan and Angela Rietberg (Andrew); Phil and Autumn Rietberg (Lexi and Ben Visser); Sheryl and Doug Baker (Hannah and Ava); and Mark and Mirsada Rietberg (Ajla Rasidovic, Alissa and Alaina Rietberg); her sisters: Barbara Camping-Dalton; Lori (Jim) LeFebre; Marge (Dave) Petroelje; Jan (Roger) Boyd; Carol (Ron) Bosch; and Donna (Malcolm) DeKryger; a brother-in-law Merle (Marge) Bierma; a bonus sister, Jean Garehan; many nephews and nieces, cousins, and many friends.

Marilyn graduated from Lincoln High School in Wisconsin Rapids in 1958. In 1960, she moved to Grand Rapids to attend The Reformed Bible College (now Kuyper College). On August 3, 1962, she married Wayne Rietberg and they were married 57 years at the time of his death.

A special part of Marilyn's life was working at Pine Rest Hospital for 25 years until her retirement. Music has also been an important part of her life, and other interests were reading and writing, including writing a book, Treasured Memories, about her early years growing up on a farm in Wisconsin.

In retirement, she and Wayne enjoyed the many activities of their grandchildren. Marilyn is a long-time member of Neland Church where she has served in various ways. She will long be remembered for her generous acts of service, her unwavering faith to her Lord and Savior, and for the unconditional love she gave to all who knew her. The family will greet friends and relatives on Friday, September 12 from 4-7pm at Zaagman Memorial Chapel, 2800 Burton St. SE and at Neland Church from 10:00-10:45am on Saturday. A celebration of life service will take place on Saturday, September 13 at 11:00am at Neland Church, 940 Neland Ave SE, with Rev. Cindy deJong officiating. Interment at Woodlawn Cemetery with Rev. Joel DeMoor officiating.

A livestream of the service may be viewed at https://vimeo.com/event/641780

In lieu of flowers, memorial contributions may be given to Pine Rest Christian Mental Health Services for the Patient Assistance Fund and to Faith Hospice.