Family members are concerned for the welfare of a man missing since Thursday, November 14.
David Clarke, 50, was last seen in Kaleen on Thursday.
Police are now seeking the public's help to find the missing man.
He is described as Caucasian in appearance with a tanned complexion, short brown hair and blue eyes.
He was last seen wearing black pants and a grey T-shirt.
David frequently catches public transport and is non-verbal.
Anyone who has seen David, or who may have any information regarding his whereabouts is urged to contact ACT Policing on 131 444. Please quote reference number 7900180. Information can be provided anonymously.