Police are appealing for information on the whereabouts of a 67-year-old man from New Malden.
Martin Ratner was last seen at home on Tuesday 8 May. It's believed he then travelled to Victoria in central London. He was wearing a dark grey overcoat, black trousers, jumper and shirt.
His family is extremely concerned for his welfare as his disappearance is completely out of character.
Anyone who has seen Martin or knows of his whereabouts should call Kingston Police on 101 or Missing People on 0500 700 700.