EXCLUSIVE
The famous 'pregnant man' Thomas Beatie, was arrested Thursday for felony stalking ... and may have been harassing his new girlfriend ... TMZ has learned.
Beatie was taken into custody by Phoenix police officers around 11:30 AM. He's currently being held in Maricopa County Jail without bail on one charge of stalking.
It's unclear exactly what went down ... but sources close to Beatie believe the incident may have involved his new girlfriend.
Earlier this year ... Thomas accused his estranged wife, Nancy, of verbally assaulting him and his new girlfriend -- and a judge issued a restraining order.
Story Developing...