The Police, who require positive identification to confirm if she is still alive, are making the appeal drive as part of their annual “Missing Persons Week”.
Hausia was 17-years-old when she went missing and was last seen by her family at her home on 17 December 1992.
She was said to be upset after a fight with her boyfriend.
Hausia was last seen at the Woden Plaza Shopping Centre in Canberra on 22 December 1992.
She would be 42-years-old now.
Police said that in 1993, Hausia contacted her natural mother in Tonga and told her she was okay.
