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Read Keith's Obituary
Keith Charles Mattson passed away unexpectedly at St. Vincent Hospital in Green Bay, January 27, 2026, after a medical issue at home. Keith was born August 15, 1989, son to Lorie and Jeffrey Mattson.Keith is survived by his Dad, Loren Madden; brother, Jason Seidl (Stacy); sisters, Nikki Ryberg...
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