John Martin Koetsier, age 76, of Grand Rapids, Michigan, passed into the arms of his resurrected Savior on October 8, 2024. He was born in Grand Rapids, Michigan on October 10, 1947 to John and Marian Koetsier.

John graduated from Calvin College and Wayne State Medical School. He completed his residency at Butterworth Hospital, where he met Deb, his loving wife of 49 years. John was a beloved and caring pediatrician in the Grand Rapids and Jenison communities for 42 years.

John and his family attended Brookside CRC, where he served as deacon and elder. He was involved in the Food Pantry ministry and enjoyed assisting Deb with VBS. John also gave his time to tutoring sixth grade students in math at Alger Middle School.

John was a learner and loved to read. He enjoyed traveling, fishing, hiking, biking, and spending time with his family. He could also be found watching his grandkids playing soccer, baseball, softball, basketball and football.

John is preceded in death by his parents. He is survived by his wife, Deb, children, Jill and Jamie Detillion, Lynn and Lucas Mudrey, Brett Koetsier, and Angela Koetsier, grandchildren Cannon, Crew and Cambry Detillion, Hutton, Rowen Finn and Ford Mudrey, siblings Jim and Deane Koetsier, Judy and Merle DeWeerd, David and Sue Koetiser, Dan and Amy Koetsier, in-laws Scott and Sue Packer, and Denise and John Cassleman, and several nieces and nephews.

Visitation will be held on Monday, October 14, from 4 - 7 pm at Zaagman Memorial Chapel, 2800 Burton Street SE, Grand Rapids, MI 49546. The Celebration of Life will be at 11:00 am on Tuesday, October 15, at Brookside CRC, 3600 Kalamazoo Ave, Grand Rapids, MI 49508.

In lieu of flowers, contributions in John's memory can be made to Young Life (younglife.org), or Global Construction Ministries (globalcm.org).