Gardaí in Castlebar, Co Mayo are seeking the public's help in tracing the whereabouts of 17-year-old Niamh O' Malley from Liseniska, Belcarra, Co. Mayo.
Niamh was last seen at 5pm yesterday evening at Ellisin Street in Castlebar,
She is described as being 5 feet 3 inches tall, of average build and with dark hair.
When last seen she was wearing a grey school uniform, blue jumper, black tights, black boots and a white 'hoodie' top.
She has a number of studs in her ears.
Anyone with any information about Niamh's whereabouts is asked to contact the gardaí in Castlebar on 094 9038200.