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John Richard Rosploch III Missing Person Case

Last seen in Antioch, California on Jan 1, 2008

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Victim Details

Nov 15, 2026

Nov 15, 2026

John

Richard Rosploch III

59

41

72 inches

160 lbs

White / Caucasian

Male

Jan 1, 2008

Antioch

California

Brown

Blue

Blue

Black four leaf clover tattoo on left shoulder


Area Last Seen:

Case Description

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Summary based on 1 source
John Richard Rosploch III, a 41-year-old man, was reported missing from Antioch, California and was last seen on January 1, 2008. The case is listed with the California Department of Justice Missing and Unidentified Persons program and is investigated by the Antioch Police Department.

Anyone with information is asked to contact the Antioch Police Department at (925) 778-2441 and reference case number A09132.
Last Seen: Jan 1, 2008

Links to Additional Sources (1)

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  • John Richard Rosploch III - California DOJ Missing Persons

    • Possible Unidentified Matches (9)

    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.

    78%Possible
    John Doe — Napa, California
    UP69733 • Found Dec 14, 2007
    View case
    Sex ✓Male
    Age 100%Est. 28–42 vs 41
    Race 100%White
    Location 75%Same state
    TimingFound same day as last seen
    Height 100%6'0"–6'3" vs 6'0"
    78%Possible
    John Doe — Glendora, California
    UP7522 • Found Jul 13, 2008
    View case
    Sex ✓Male
    Age 85%Est. 32–48 vs 41
    Race 100%White
    Location 75%Same state
    TimingFound 6 months after last seen
    Height 100%5'7"–5'11" vs 6'0"
    Weight 100%114–150 lb vs 160 lb
    Hair 60%Black vs Brown
    77%Possible
    John Doe — Sausalito, California
    UP12220 • Found May 15, 2013
    View case
    Sex ✓Male
    Age 100%Est. 45–60 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 5 years after last seen
    Height 100%6'0" vs 6'0"
    Weight 95%180 lb vs 160 lb
    77%Possible
    John Doe — Porter Ranch, California - unidentified case UP2962
    John Doe — Porter Ranch, California
    UP2962 • Found Jan 19, 2008
    View case
    Sex ✓Male
    Age 100%Est. 37–47 vs 41
    Race 100%White
    Location 75%Same state
    TimingFound 3 weeks after last seen
    Height 68%5'7"–5'9" vs 6'0"
    Weight 89%185–200 lb vs 160 lb
    Hair 60%Black vs Brown
    76%Possible
    John Doe — Los Angeles, California
    UP104480 • Found Mar 22, 2023
    View case
    Sex ✓Male
    Age 100%Est. 55–70 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 15 years after last seen
    Height 68%5'6"–5'9" vs 6'0"
    Weight 95%180–190 lb vs 160 lb
    Hair 100%Brown vs Brown
    Eyes 100%Blue vs Blue
    76%Possible
    John Doe — Los Angeles, California - unidentified case UP14611
    John Doe — Los Angeles, California
    UP14611 • Found Sep 9, 2015
    View case
    Sex ✓Male
    Age 91%Est. 50 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 8 years after last seen
    Height 100%5'11" vs 6'0"
    Weight 100%145 lb vs 160 lb
    Hair 100%Brown vs Brown
    Eyes 0%Brown vs Blue
    76%Possible
    John Doe — Irwindale, California
    UP12863 • Found Feb 13, 2014
    View case
    Sex ✓Male
    Age 91%Est. 40 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 6 years after last seen
    Height 100%5'7"–6'1" vs 6'0"
    Hair 100%Brown vs Brown
    75%Possible
    John Doe — Los Angeles, California - unidentified case UP12864
    John Doe — Los Angeles, California
    UP12864 • Found Feb 13, 2014
    View case
    Sex ✓Male
    Age 85%Est. 28–50 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 6 years after last seen
    Height 100%5'7"–6'0" vs 6'0"
    Weight 100%175–190 lb vs 160 lb
    Hair 100%Brown vs Brown
    Eyes 0%Brown vs Blue
    75%Possible
    John Doe — San Diego, California - unidentified case UP133256
    John Doe — San Diego, California
    UP133256 • Found Nov 3, 2024
    View case
    Sex ✓Male
    Age 100%Est. 50–60 vs 41 when missing
    Race 100%White
    Location 75%Same state
    TimingFound 17 years after last seen
    Height 68%5'9" vs 6'0"
    Weight 81%129 lb vs 160 lb
    Hair 100%Brown vs Brown
    Eyes 100%Blue vs Blue

    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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