The 14-year-old was last seen on 12 April.
Gardaí in Ashbourne, County Meath, are appealing to the public to help locate missing 14-year-old Jamie Walsh.
He was last seen in the Clondalkin area of Dublin on Thursday, 12 April.
At the time, he was wearing a tracksuit with a black jacket and black and white runners.
He is described as being 5 foot 4 inches tall, with short brown hair and of slight build.
He is known to frequent the Tallaght and Clondalkin areas of Dublin.
Anyone who may have seen him or who can assist in locating him is asked to contact Ashbourne Garda Station on 01 8010600, or any Garda Station.
