The person at the center of this case
Mark Alan Cohen
Missing Person · Open
15 years waiting · since 2011
Missing Person: Mark Alan Cohen
Justice for Mark Alan Cohen — the trail went cold in 2011, but the truth hasn't.
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Key leads to think about
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vehicle
Lead #1What boat was Cohen using and where was it moored or last seen?
👁️
witness
Lead #2Did anyone see Cohen departing the area or observe his boat on the water on May 30, 2011?
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clue
Lead #3Has the boat been recovered or located since his disappearance?
Mark Alan Cohen, a 55-year-old male, disappeared on May 30, 2011, from Palm Beach Gardens, Florida, believed to have left in his boat. The circumstances surrounding his departure and current whereabouts remain unknown. Anyone with information about Cohen's boat or sightings is urged to contact the Palm Beach County Sheriff's Office.
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Official wording
Source Narrative
NamUs case MP13948. Missing person: Mark Alan Cohen.
Last known contact: 2011-05-30 in Palm Beach Gardens, Palm Beach, FL. Circumstances: Cohen is believed to have left in his boat.
Demographics: 55 years, Male, White / Caucasian. Physical description: 5 ft 8 in, 200 lbs, hair: Brown, eyes: Hazel.
Clothing and accessories: Clothing: Unknown color polo shirt, blue jean shorts. Investigating agency: Palm Beach County Sheriff's Office | 11-080119 | 2011-05-30.
Timeline of Events
👤
2011-05-30
Mark Alan Cohen disappears
Cohen was last known to be in Palm Beach Gardens and is believed to have left in his boat. He was wearing an unknown color polo shirt and blue jean shorts.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:May 30, 2011
Last Updated:June 11, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 5616883000
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Case Information
Incident:May 30, 2011
Last Updated:June 11, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 5616883000
You can remain anonymous