Police are appealing for public assistance to help locate missing 16-year-old Mahaela Martin, Victoria Police say.
Mahaela was last seen on 3 July in the Dandenong area.
Police have concerns for her welfare due to her age and the length of time she has been missing.
Mahaela is 160cm tall with a slim build, olive complexion and has dark brown hair.
She is known to frequent the Dandenong, Hastings, Narre Warren, Springvale, Pakenham and Noble Park areas.
Police have also released an image of Mahaela in the hope someone recognises her and can provide information regarding her current whereabouts.
Anyone with information about Mahaela is asked to contact Springvale Police Station on (03) 8558 8600.