The person at the center of this case
Allan Terrence Kaplan
Missing Person · Open
48 years waiting · since 1977
Missing Person: Allan Terrence Kaplan
Justice for Allan Terrence Kaplan — the trail went cold in 1977, but the truth hasn't.
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Key leads to think about
👁️
witness
Lead #1Who was the female companion Kaplan was drinking with at the bar, and what did she observe before he left alone?
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evidence
Lead #2Why were his wallet, watch, and personal effects missing from his residence if his vehicle and clothing were found there?
⏰
timeline
Lead #3What occurred between the time Kaplan left the bar alone and when his vehicle was discovered at his residence four days later?
Allan Terrence Kaplan, a 39-year-old restaurant owner, disappeared on December 8, 1977, after leaving a bar alone in Boynton Beach, Florida. His vehicle and clothing were discovered at his residence four days later, but his wallet, watch, and personal effects were missing, raising concerns about foul play. Nearly five decades later, the circumstances of his disappearance remain unexplained, and investigators continue to seek information about his final hours.
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
🎯
suspect
Lead #4Were there any known associates or individuals with whom Kaplan had conflicts or disputes?
💡
clue
Lead #5Has foul play been definitively ruled in or out based on the evidence discovered?
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Official wording
Source Narrative
NamUs case MP17678. Missing person: Allan Terrence Kaplan.
Last known contact: 1977-12-08 in Boynton Beach, Palm Beach, FL. Circumstances: Kaplan left the restaurant he owned on the late evening hours of December 8, 1977.
He was later seen at a bar drinking with a female. There has been no contact with Kaplan since leaving the bar alone.
His vehicle and clothing he was last seen wearing were found at this residence on December 12. His watch, wallet and personal articles one would carry were not at his apartment.Foul play has not been ruled out.
Demographics: 39 years, Male, White / Caucasian. Physical description: 5 ft 10 in, 190 lbs, hair: Black, eyes: Brown.
Clothing and accessories: Eyewear: glasses; Jewelry: wore two rings, one on each hand. Investigating agency: Palm Beach County Sheriff's Office | 77-46986 | 1977-12-12.
Timeline of Events
👁️
1977-12-08
late eveningLeft restaurant and seen at bar
Kaplan left his restaurant in the late evening and was later seen drinking with a female at a bar. He left the bar alone.
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1977-12-12
Vehicle and clothing found
Kaplan's vehicle and the clothing he was last seen wearing were discovered at his residence. His watch, wallet, and personal articles were not found.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:December 8, 1977 at Invalid Date
Last Updated:August 21, 2026
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Phone: 5616883000
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Case Information
Incident:December 8, 1977 at Invalid Date
Last Updated:August 21, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 5616883000
You can remain anonymous