Kristian Lee Wilson, 41, was last seen in Edinburgh last Tuesday, September 22.
And his family have had no contact with him since and are growing concerned for his welfare.
He is described as being about six foot tall, medium build with hazel eyes and receding short blond hair. When last seen was last seen wearing a blue fleece, blue jeans brown shoes and a brown anorak.
PC Alan Davidson, of Police Scotland at Castle Douglas, said: “Anyone who may have spoken to Kristian recently, or knows of his current whereabouts is asked to contact us through the 101 system.”