Amber Portwood's missing fiance may be spotted in Oklahoma, police say

Bryson City Police Asst. Chief Wayne Dover tells TMZ… Gary Waytwho has been engaged to the “Teen Mom” ​​star for a few weeks, is still considered a missing person — but there is currently no reason to suspect foul play or potential suicide.

In fact, we're told Gary was reportedly spotted this week — the MTV personality's pal reportedly appeared Tuesday morning in Weatherford, Oklahoma, according to Asst. Chief Dover… who adds that the person witnesses said was Gary did not appear distressed and had a calm, nonchalant demeanor.

Cops say the man even identified himself to the alleged witness as Gary while chatting with someone in town…and was seen doing normal activities.

He was reportedly spotted again just west of Weatherford, and was observed simply going about his business…not upset at all.

However, Asst. Chief Dover says the sightings haven't yet been 100% confirmed by law enforcement – so he's still considered MIA…but this is the first sign that he's alive and well.

Remember, Gary was last seen by Amber on Sunday night at their hotel in North Carolina… leading the TV star to panic about his whereabouts and file a police report. missing person.

We're told Bryson City Police have been in contact with the FBI and the North Carolina State Bureau of Investigation for assistance in this case.

Amber later said on social media that she was worried about Gary… revealing that her fiancé took her keys and wallet, but not her phone. She admitted that they had a discussion before she left, but assured fans that “it wasn't a big fight or anything like that.”