GARDAI in Blanchardstown are seeking the public's assistance in tracing the whereabouts of 15-year-old Rebekah Burnett.
She was last seen at Blanchardstown Shopping Centre on Thursday 28th November, at approximately 5.30 p.m.
She is described as being 5'2" in height, slim build, with long blond hair.
When last seen she was wearing her school uniform of black jumper and blue skirt but she may have changed her clothes.
Gardaí are appealing for anyone with information to contact Blanchardstown Garda Station on 01 6667000, the Garda Confidential Line 1800 666 111 or any Garda Station.