89 year-old William Busher was last seen in the Kilmore Quay area of Wexford.
William has been missing since the 4th of January.
He is described as being around 5ft 10’ in height, of medium build, with short grey hair.
He drives a 141-WX registered brown Nissan Qashqai.
Anyone with information is asked to contact the Gardaí at Wexford on 053 9165200 or the Garda Confidential Line 1800-666-111.