Gardaí are seeking the public's help in tracing 68-year-old Pat Buckley, who has been missing from his home in Monasterevin in Co Kildare since Christmas morning.
Pat was last seen at the family home at St Evins Park at around 11am.
He may be driving his silver Audi A4, registration 11-KE.
He is described as being 5ft 6inches tall, with grey hair going bald. He has a grey beard and moustache, and wears glasses.
When last seen he was wearing grey trousers, a blue shirt and a maroon tank top.
Anyone with information on Pat's whereabouts is asked to contact Kildare garda station or the Garda Confidential Line on 1800-666-111.