ACT Policing and family are concerned for the welfare of missing 14-year-old Gungahlin boy Waled Omrani.
Police said he was last seen about 5am on Tuesday, but has not been seen by his family since Monday night.
Mr Omrani is described as being of Middle Eastern appearance, around 5'6" tall with a slim build, olive complexion, short dark hair and dark eyes.
He was wearing a black hooded jumper with red writing across the front when he was last seen.
ACT Policing is seeking assistance from the public to locate Waled Omrani, and is urging anyone with information regarding his whereabouts to contact ACT Policing Operations on 131 444. The reference number is 7408246.