GWENT Police is appealing for information to locate 47-year-old David Glyn Jones who was reported as missing from his Pontlottyn address on August 19.
He was last seen at 10am on Friday August 15.
Mr Jones is described as being white, 5 feet 11 inches tall and of medium build. He has a Pogues tattoo on one arm and a Dire Straits tattoo on the other.
He is last known to be wearing a green baseball cap, a t-shirt, a green/blue waistcoat, jacket and black and white trousers.
He has links in the Abertridwr and Sengenydd areas.
Anyone with information relating to David's whereabouts is asked to call 101 quoting log 449 19/08/14.