The person at the center of this case
Sean Gillen
Missing Person · Open
4 years waiting · since 2022
Missing Person: Sean Gillen
Justice for Sean Gillen — the trail went cold in 2022, but the truth hasn't.
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Key leads to think about
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contact
Lead #1What were the circumstances of Sean's last WhatsApp message to his family on February 6, 2022?
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location
Lead #2Why was Sean staying in South Hollywood at the time of his disappearance, and did he have regular residence elsewhere?
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person
Lead #3Has Sean been in contact with anyone since February 6, 2022, or accessed any of his accounts?
Sean Gillen, a 21-year-old white male, was last in contact with his family via WhatsApp on February 6, 2022, from South Hollywood in Los Angeles. He has been missing for nearly four years with no confirmed sightings or updates on his whereabouts. The Los Angeles Police Department's Adult Missing Persons Unit continues to investigate, and anyone with information about Sean's location or circumstances is urged to contact authorities.
Case
#4729
Los Angeles Police Department - Adult Missing Persons Unit
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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.
👁️
witness
Lead #4Were there any witnesses to Sean's activities or movements on or after February 6, 2022?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
NamUs case MP163080. Missing person: Sean Gillen.
Last known contact: 2022-02-06 in Los Angeles, Los Angeles, CA. Circumstances: MP last spoke to his family on 2/06/2022 via WhatsApp.
The MP was last known to stay in South Hollywood per the PR. Demographics: 21 years, Male, White / Caucasian.
Physical description: 6 ft 3 in, 160 lbs, hair: Black, eyes: Blue. Investigating agency: Los Angeles Police Department- Adult Missing Persons Unit | 220607561 | 2022-03-18.
Timeline of Events
👁️
2022-02-06
Last Contact with Family
Sean Gillen last spoke to his family via WhatsApp from South Hollywood, Los Angeles, CA
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:February 6, 2022
Last Updated:September 27, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 8772755273
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Case Information
Incident:February 6, 2022
Last Updated:September 27, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 8772755273
You can remain anonymous