Robert B. Koch Obituary
With solemn hearts, we announce the passing of Robert B. Koch of Edgerton, Wisconsin, whose presence will be deeply missed, having departed on April 11, 2026 at the age of 78. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, George Koch and Phyllis Koch (Sommerfeldt); and his brother Jim Koch. He is survived by: his wife Marilyn Koch of Edgerton; his daughters, Nancy Koch Meyer (Charles) of Madison and Tracy Hazeltine (Tim) of Edgerton; and his grandchildren, Carson, Claire, Emma, William, Peter and Holly. He is also survived by siblings, relatives, and lifetime friends.
In lieu of flowers, a memorial will be established in Bob's name at a later date.
