Gardai have renewed their appeal for information in tracing the whereabouts of Leon Quirke.
The 17-year-old was last seen in the Fairview area of Dublin at around 12.30am on Wednesday, November 27.
He is described as being 5'10’’ in height, thin build, with brown hair and blue eyes. He was last seen wearing a grey hooded top and blue jeans.
Gardaí are appealing to anyone with information to contact Clontarf Garda Station.
Meanwhile Rebekah Burnett, 15, who had been missing from Blanchardstown has been found safe and well.
However gardaí said the case of a Limerick man missing from his home had ended in tragedy after his body was found.
Kevin Rice, 63, had been missing since November 30.
Gardaí thanked the public for their assistance in all cases.