38-year-old Barry Corcoran has been missing from his home in Wicklow since July 6.
He is described as being 5 foot 1 inches in height, medium build, with grey hair.
He was wearing dark jeans, black Puma runners and a light blue mac when last seen.
Anyone with information regarding Barry’s whereabouts is asked to contact the Gardaí in Wicklow or the Garda Confidential line.