Police are appealing for public assistance to help locate missing Hastings man Martin Harrison.
The 53-year-old was last seen in Matthew Court Hastings yesterday afternoon, 1 January.
Police hold concerns for Martin due to a medical condition.
Martin is of Caucasian appearance, 185cm tall with a medium build, short grey hair, blue eyes and wears glasses.
Martin is known to frequent the Drouin, Bunyip, Longwarry, Pakenham, Kilcunda, Merengo and Apollo Bay areas.
Police have released an image of Martin and a black Jeep Grand Cherokee he is believed to be driving in the hope someone recognises him and comes forward with information about his whereabouts.
Anyone who sees Martin is urged to contact Pakenham Police Station on (03) 5945 2500.