Police are appealing for public assistance to help locate missing 15-year-old Hastings girl Mahjiera Lewis.
Mahjiera was last seen in Hastings about 3:30pm on 3 December.
Police and family members hold concerns for her welfare due to her age and the length of time she has been missing.
Mahjiera is known to frequent the Hastings, Frankston South, Frankston North and Hampton Park areas.
Anyone who sees Mahjiera or has information on her whereabouts is urged to contact Hastings Police Station on (03) 5970 7800.