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Missing Person: Robert Louis Grossman
Case
#3853
SourceNamus MissingUpdated Aug 13, 2026
Missing Person · Unknown
29 years waiting · since 1997

Missing Person: Robert Louis Grossman

Justice is overdue — the trail went cold in 1997, but the truth hasn't.

NamUs case MP7166. Missing person: Robert Louis Grossman. Last known contact: 1997-08-03 in Boca Raton, Palm Beach, FL. Circumstances: Grossman walked out of a family member's residence on the evening of August 3, 1997 dressed only in blue shorts (had no shoes, no shirt, or no id with him). Demographics: 18 years, Male, White / Caucasian. Physical description: 5 ft 9 in, 135 lbs, hair: Brown, eyes: Blue. Clothing and accessories: Accessories: none; Clothing: Blue shorts and no shirt; Eyewear: none; Footwear: None worn, barefoot; Jewelry: none. Investigating agency: Palm Beach County Sheriff's Office | 97-109796 | 1997-08-05.

Case
#3853
SourceNamus MissingUpdated Aug 13, 2026

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Case Information

Incident:August 3, 1997
Last Updated:August 14, 2026

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Phone: 5616883000
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Case Information

Incident:August 3, 1997
Last Updated:August 14, 2026

Have Information?

Any information, no matter how small, could be crucial to solving this case.

Phone: 5616883000
You can remain anonymous