Denis C. Jonke

March 15, 1943 - May 6, 2025

Denis C. Jonke, age 82 of Mentor, OH, passed away on May 6, 2025 at the Cleveland Clinic Main Campus. He was born on March 15, 1943 in Cleveland, OH. Denis was a successful co-owner of JP Products and Four Star Machine with his brothers. He... View Obituary & Service Information

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Denis C. Jonke, age 82 of Mentor, OH, passed away o...

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