Police are appealing for public assistance to help locate missing man Charles Kallergis.
The 29-year-old was last seen in Cranbourne about 4pm on Tuesday 27 August.
He is described as having a solid build, 180cm tall, short dark brown hair and a full beard.
Police and family have concerns for his welfare as his disappearance is out of character.
Investigators have released an image of Charles in the hope someone knows of his current whereabouts.
Anyone who sees Charles or has information on her whereabouts is urged to contact Cranbourne Police Station on 5991 0600.