The person at the center of this case
William Klosinski
Missing Person · Open
13 years waiting · since 2013
Missing Person: William Klosinski
Justice for William Klosinski — the trail went cold in 2013, but the truth hasn't.
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Key leads to think about
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location
Lead #1What was the specific banquet hall or restaurant where William was last seen, and were there witnesses present that evening?
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witness
Lead #2Did anyone see William leave the restaurant or observe him in the surrounding area after he walked away?
💡
clue
Lead #3Why did an 80-year-old man walk away from the restaurant—was he disoriented, upset, or did he have a planned destination?
William Klosinski, an 80-year-old man, went missing on June 26, 2013, after walking away from a banquet hall/restaurant in Chicago. Despite extensive investigation by the Chicago Police Department, his whereabouts remain unknown and no clear explanation for his disappearance has emerged. Anyone with information about Mr. Klosinski's location or activities that day is urged to contact authorities.
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Official wording
Source Narrative
NamUs case MP20985. Missing person: William Klosinski.
Last known contact: 2013-06-26 in Chicago, Cook, IL. Circumstances: Last seen when he walked into a banquet hall/restaurant.
Walked away from the restaurant area. Demographics: 80 years, Male, White / Caucasian.
Physical description: 4 ft 10 in, 148 lbs, hair: Gray or Partially Gray, eyes: Brown. Clothing and accessories: Accessories: none; Clothing: white T shirt, blue jeans; Eyewear: none; Footwear: white Nike velcro gymshoes; Jewelry: none.
Investigating agency: Chicago Police Department- Area Five | HW336301 | 2013-06-26.
Timeline of Events
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2013-06-26
Last Known Contact
William Klosinski was last seen when he walked into a banquet hall/restaurant in Chicago and then walked away from the restaurant area.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:June 26, 2013
Last Updated:July 19, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3127468605
You can remain anonymous
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Case Information
Incident:June 26, 2013
Last Updated:July 19, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 3127468605
You can remain anonymous