Steven Thorpe was last seen at his home address on New Mill Road in Holmfirth on April 30.
He is described as a 5ft 4in tall white man of average build with a bald head and a moustache.
He was last seen wearing jeans, blue jumper, brown shoes and a dark or black coat.
It is believed he was driving a red Chrysler Crossfire.
Anyone with any information is asked to contact Kirklees CID via 101 quoting log number 1597 of 1 May.