Gregorio Arrue, age 63, of Amityville, was last seen at around 8:40 a.m. Thursday, June 20, on Cherokee Court.
He suffers from dementia and may be in need of medical attention, according to Suffolk County Police.
Arrue is 5-foot-4 and 140 pounds, with brown hair and brown eyes. He was last seen wearing a black shirt, black pants, and brown boots.
Police said he primarily speaks Spanish, and his English is limited.
Anyone with information is asked to contact the Suffolk County Police Department at 631-852-6410 or call 911.
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