John Philip Zollman

John Philip Zollman passed away on September 24th 2026 in Estes Park, Colorado at the age of 90. He was born in Macon, Missouri and grew up in a loving home with his parents, Kathleen and Philip and his siblings Paul, Yvonne and Kenneth. He grew up working on his family farm, playing high school football, track and was class president.

He received his undergraduate degree in Civil Engineering from the University of Missouri, Columbia, Missouri while earning his way through college working and ROTC. After college, he served his country as a field artillery officer at Fort Sill, Lawton, Oklahoma.

John had a successful career on a variety of railroads in Missouri, Illinois, Kansas and Alabama. He was known for his intellect, kindness and grace. He found joy in organic gardening, canoeing the rivers of the Midwest, fishing, hiking and learning Spanish. John lived a life rooted in faith, devoted to Christ and guided by the teachings of the Holy Bible. After John retired in 1993, he and his wife Mary moved to Colorado and Texas.

John leaves his wife of 70 years, Mary (nee Heins), children Glen, Ann and John Dean; son-in-law David, daughter-in-law Lisa and grandchildren Novva, William, Jessica, Delaney and grandson-in-law Jonathan and many nieces and nephews.

He was preceded in death by his parents, Kathleen and Philip, his brothers, Paul and Kenneth and his sisters Yvonne and Mary Louise.

John will be remembered for his kindness, patience, curiosity, quick wit and sense of humor. He will be deeply missed by all who loved him. 2 Timothy 4:7 “I have fought the good fight, I have finished the race, I have kept the faith.”

In lieu of flowers, the family requests donations in his honor to the Parkinson’s Foundation (parkinson.org) or his Presbyterian Community Church of the Rockies (pccrusa.org).