Robert L. “Bob” Knobeloch, 80, of St. Charles, Missouri and formerly of Granite City, Illinois, passed away at 10:24 a.m. on Tuesday, December 16, 2025, at Evelyn’s House in Creve Coeur, Missouri.

He was born September 4, 1945, in Granite City, Illinois, the son of the late Arthur and Alice (Koesterer) Knobeloch. He married Carol J. (Jinkerson) Bressie-Knobeloch on August 9, 2024, in St. Charles, Missouri, and together they shared 34 years of love, companionship, and cherished memories.

Bob retired from Air Products and Chemicals in Granite City after 42 years of dedicated service as an industrial gas mechanic. A proud United States Marine Corps veteran, he honorably served his country during the Vietnam War. He was a faithful member of St. Elizabeth Catholic Church in Granite City.

Bob was a lifelong car enthusiast who loved hot rods, Mustangs, and anything Ford. Above all, family was the most important part of his life, and he was a devoted and loving husband, father and grandfather.

He is survived by his wife, Carol; a daughter, Michelle (Bret) Broadwater of Granite City; a son, James (Julia) Knobeloch of Bethalto; two stepdaughters, Nicole (Dan) Welch of Wentzville, Missouri and Tanya (Todd) Farr of St. Peters, Missouri; a stepson, Thomas J. (Sara) Bressie of St. Louis, Missouri; grandchildren, Brandon (Mariana) Broadwater, Devon (Zack Dixon) Broadwater, Allison Broadwater, Aaron Broadwater, Peyton Broadwater, Mason Broadwater, McKenna Knobeloch, Morgan Knobeloch, Mallory Knobeloch, Megan Knobeloch, Aidan Welch, Liam Welch, Gavin Welch, Hunter Bressie, and Landon Farr; a special cousin, Dennis (Sue) Koesterer; and other extended family members and friends.

In celebration of his life, visitation will be held at Irwin Chapel, 3960 Maryville Road in Granite City, on Sunday, December 21, 2025, from 4:00 p.m. until 8:00 p.m. A Funeral Mass will be celebrated at 11:00 a.m. on Monday, December 22, 2025, at St. Elizabeth Catholic Church, 2300 Pontoon Road in Granite City, with Father Alfred Tumwesigye officiating. Burial with full military honors will follow at Calvary Catholic Cemetery in Edwardsville.

Memorials may be made to St. Jude Children’s Hospital or the Wounded Warrior Project.