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Adam Kaplan Missing Person Case

Last seen in N/A, California on Dec 28, 2007

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Victim Details

Dec 21, 2016

Jan 9, 2024

Adam

Kaplan

42

24

71 inches

175 lbs

White / Caucasian

Male

Dec 28, 2007

N/A

California

Contra Costa County

No

3076

Contra Costa County Office of the Sheriff

Martinez

California

Contra Costa County

94553

651 Pine Street, California

9253351500

County

Law Enforcement

www.cocosheriff.org

SP0731905

Contra Costa County Office of the Sheriff

Brown

Hazel

Hazel

Oct 17, 2026


Area Last Seen:

Case Description

Any updates on this case? Let us know!
Summary based on the NamUs case record (MP36523) and 5 other sources
Adam Paul Kaplan, a 24-year-old man, was last seen on December 28, 2007, in Contra Costa County, California. At the time of his disappearance, Kaplan stood 5'11", weighed approximately 175 pounds, and had brown hair and hazel eyes. Few details surrounding his case have been made public, but it is noted that Kaplan disappeared without any indication of his whereabouts, and he has not been heard from since.

Authorities from the Contra Costa County Sheriff's Department continue to investigate his case. Despite ongoing efforts, there has been no substantial information regarding what might have happened to Kaplan. His disappearance remains a mystery, and his family and investigators continue to seek any leads that could help resolve his case.

Anyone with relevant information is encouraged to contact the Contra Costa County Sheriff's Department.
Last Seen: Dec 28, 2007

Links to Additional Sources (5)

See any mistakes? Let us know!
  • Missing Person / NamUs #MP36523 | NamUs
  • Adam Kaplan | State of California - Department of Justice
  • Adam Kaplan wins Sunraysia Safari in REVO T1+'s Australian rally ...
  • Adam Kaplan - Home
  • Motion to Amend in Adam Kaplan, Daniel Kaplan v. Jordana Sessa ...

    • Possible Unidentified Matches (3)

    Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

    81%Moderate
    John Doe — Brisbane, California - unidentified case UP12987
    John Doe — Brisbane, California
    UP12987 • Found Sep 17, 2014
    View case
    Sex ✓Male
    Age 100%Est. 20–35 vs 24 when missing
    Race 100%White
    Location 95%30 mi away, same state
    TimingFound 7 years after last seen
    Height 100%6'0" vs 5'11"
    Weight 100%175 lb vs 175 lb
    75%Possible
    John Doe — Suisun City, California
    UP115237 • Found Jun 28, 2023
    View case
    Sex ✓Male
    Age 100%Est. 18–25 vs 24 when missing
    Race 100%White
    Location 95%28 mi away, same state
    TimingFound 15 years after last seen
    Height 75%5'3"–5'11" vs 5'11"
    Hair 60%Black vs Brown
    75%Possible
    John Doe — Napa, California
    UP69733 • Found Dec 14, 2007
    View case
    Sex ✓Male
    Age 60%Est. 28–42 vs 24
    Race 100%White
    Location 93%37 mi away, same state
    TimingFound same day as last seen
    Height 100%6'0"–6'3" vs 5'11"

    These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

    Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.

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    Forum Posts (1)

    Adam Paul Kaplan was 24 when he was last seen on December 28, 2007, in Contra Costa County... ...Read More
    06/22/2024

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