Gardaí are seeking the public's help in tracing the whereabouts of 17-year-old Mary Ellen O'Donnell, who has been missing from the Mitchelstown area since Monday March 16.
She is described as being 5'5", with black long hair, of medium build with blue eyes.
When last seen Mary Ellen was wearing grey ribbed woollen tracksuit top and bottoms, black boots and a carrying a black and cream Marc Jacobs handbag.
It is understood that she may be in the Glanmire area. She is also known to frequent Cork city.
Anyone with information on her whereabouts are asked to contact Gardai in Fermoy on 025 82100 or the Garda Confidential Line on 1800 666 111.