Police are appealing for public assistance to help locate missing Dandenong man Greg.
The 59-year-old was last seen on David Street in Dandenong about 11am today.
Police and family have concerns for his welfare as he has dementia.
Investigators have released an image of Greg in the hope someone can provide information on his current whereabouts.
Anyone who sees Greg is urged to contact Dandenong Police Station on 9767 7444.