John Joseph Kolster Obituary
The family of John Joseph Kolster (Union, New Jersey) announces his passing on June 4, 2026. John Joseph, born on January 19, 1943, is remembered by family, friends, and others who shared time and connection. Leave a sympathy message to the family in the guestbook on this memorial page of John Joseph Kolster to show support.
He was predeceased by: his parents, John Joseph Kolster, Jr. and Regina Farrell. He is survived by: his wife Diane; his children, Mike (MaryBeth), Glenn (Doreen), Matt (Carol) and Erin (Pete); and his grandchildren, Michael Jr., Caitlyn, Peter Jr., Emily and Shannon.
In lieu of flowers, the family suggests sharing a favorite memory of John with loved ones or making a contribution in his name to a veterans' organization, healthcare cause, or charity of your choosing.
