Gardaí are concerned for the welfare of John Walsh, who has been missing since March 8th at around 10pm.
They are asking the public's help in finding the 42 year old, who was last seen in the Strand Road area of Portmarnock.
He is described as being 6'1 with dark hair and of medium build.
Contact
Anyone with information is asked to contact Raheny Garda Station.