A Commonwealth Games silver medalist is asking for help to find his daughter Marlie Jackson, who was last seen four days ago.
The 15-year-old was last seen in Port Melbourne but she usually lived in Geelong with her father Marty Jackson.
He believed she had been in contact with some friends but her family was "unable to make contact".
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"If you hear from her or have any information that could help bring her home it would be greatly appreciated," Marty Jackson said.
She is about 163cm tall with long strawberry-blonde hair.
Victoria Police confirmed her disappearance had been reported to officers in Geelong.
An investigation is ongoing.
Marty Jackson is a para-athlete who won silver in shotput at the 2018 Gold Coast Commonwealth Games.