Gardaí are renewing their appeal to trace the whereabouts of 41-year-old Jon Jonsson.
Mr Jonsson, who is from Iceland, was last seen in the Whitehall area of Dublin at around 11.00am on Saturday February 9th.
He is described as being 6 foot tall, of medium build, and with short brown hair.
When last seen he was wearing a black padded jacket.
Gardaí have said that despite ongoing searches, he has yet to be located.
His family is anxious to make contact with him and are concerned for his well-being.
Anyone who has seen Jon, or who can assist in locating him, is asked to contact Ballymun Garda Station on 01-666-4400, the Garda Confidential Telephone Line at 1800-666-111 or any Garda Station.