Update July 11, 3.38pm: William Murphy has been found safe and well.
Gardaí are seeking the public's assistance in tracing the whereabouts of William Murphy, 26-years-old, missing since July 4 2016.
William was last seen in the Rialto area, Dublin 8 on the morning of Monday July 4 2016 at approximately 5am.
William is described as being 5'9" in height, of medium build with short black hair and blue eyes.
When last seen William was wearing a red Manchester United football jersey and black tracksuit bottoms. He has 'MUFC' tattooed across the knuckles of his right hand and on his right forearm.
William's family and Gardaí are concerned for his welfare and anyone with information is asked to contact Kilmainham Garda Station on 01 6669700, The Garda Confidential Line, 1800 666111 or any Garda Station.