The person at the center of this case
Rian Tyler Grinnell
Missing Person · Open
6 days waiting
Missing Person: Rian Tyler Grinnell
Justice for Rian Tyler Grinnell — the trail went cold in 2026, but the truth hasn't.
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Key leads to think about
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person
Lead #1What were Rian's activities and plans on July 19, 2026?
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witness
Lead #2Who was the last person to see or speak with Rian before his disappearance?
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clue
Lead #3Were there any unusual circumstances or conflicts in Rian's life prior to going missing?
Rian Tyler Grinnell, a 17-year-old male, was last seen on July 19, 2026, in Tecumseh, Oklahoma. The circumstances of his disappearance remain unclear, with limited details about his last known activities or whereabouts. Anyone with information about Rian's location or movements is urged to contact the Pottawatomie County Sheriff's Office immediately.
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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.
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contact
Lead #4Has Rian attempted any contact with family, friends, or used any financial accounts since disappearing?
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 MP160819. Missing person: Rian Tyler Grinnell.
Last known contact: 2026-07-19 in Tecumseh, Pottawatomie, OK. Circumstances: Rian Grinnell was last seen in Tecumseh, Oklahoma.
Demographics: 17 years, Male, Black / African American. Physical description: 6 ft 0 in, 180 lbs, hair: Black, eyes: Brown.
Clothing and accessories: Clothing: Unknown Clothing Description. Investigating agency: Pottawatomie County Sheriff's Office | 2026-1285 | 2026-07-19.
Timeline of Events
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2026-07-19
Last Known Contact
Rian Tyler Grinnell was last seen in Tecumseh, Pottawatomie, Oklahoma
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:July 19, 2026
Last Updated:July 25, 2026
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Any information, no matter how small, could be crucial to solving this case.
Phone: 4052731727
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Case Information
Incident:July 19, 2026
Last Updated:July 25, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 4052731727
You can remain anonymous