Waikato Police are appealing to the public for help locating a 42-year-old man named Jonathan Kinvig.
Mr Kinvig, a resident at the Opal Springs Hot Pools and Holiday Park, was last seen at the holiday park on the night of May 14.
"There are no suspicious circumstances but police and his family and friends have concerns for Mr. Kinvig's well being and would urgently like to speak to him to ensure he is safe and well," said Senior Constable Bruce Warrender of the Matamata Police.
His vehicle was last seen at the holiday park and family have been unable to contact him.
Mr Kinvig is Caucasian, 170cm tall, of medium build with a shaven, close cropped haircut. He has a tattoo across the front of his neck.