Police are appealing for public assistance to help locate missing Nunawading man Ron.
The 82-year-old was last seen at a property on Outlook Drive in Nunawading about 7.15am on Tuesday, 25 February.
Ron was due to travel to Bairnsdale today and may be attempting to make his own way there on foot or using public transport.
Police and family have concerns for Ron's welfare as he has dementia.
He is described as being Caucasian in appearance, about 160cm tall, with grey hair.
He was last seen wearing a white and pink checkered shirt with black pants and white runners, while carrying a purple suitcase.
Investigators have released an image of Ron in the hope someone can provide information as to his whereabouts.
Anyone who sights Ron or has information on her whereabouts is urged to call Forest Hill Police Station on (03) 8847 3600