Marvin John Ritsema, age 76, of Grandville, passed away on Thursday, October 29, 2015. He was preceded in death by his wife, Mary Jane Ritsema (Proctor) on July 26, 2015; sister, Beth Noble; brother, John Ritsema. He will be lovingly remembered by his children, Cheri and Ken Dykhouse, Kathi and Todd Hammond, Mary and Matt vanBuren; grandchildren, Kara and Christian Chan, Erin Dykhouse, Tony Dykhouse, Deshawn Dykhouse, Kayleigh Hammond, Troy Hammond, Tate Hammond, Ian vanBuren, Nathaniel vanBuren; stepchildren, Dave and Schel Heydenburg, Linda and Bill Rosecrans, Laurie and David Cotto, Carolyn and Mitch Havens, Mark Lamse; sister, Luanne Ritsema; brother-in-law, Wayne Noble; sister-in-law, Patricia Ritsema; many nieces, nephews, step grandchildren, and step great grandchildren. Funeral services will be held on Tuesday 3 pm at Matthysse-Kuiper-DeGraaf Funeral Home (Grandville) 4145 Chicago Dr. SW. with Pastor Dennis Gilbert officiating. Relatives and friends may meet the family Tuesday from 1:30-3 pm at the funeral home prior to the service. In lieu of flowers, those who wish may make memorial contributions to Pine Rest Christian Mental Health Services Patient Assistance Fund.