Gardaí are appealing for help in tracing Terry Lawlor, who has been missing from his home in Celbridge, Co Kildare, since yesterday morning.
Mr Lawlor, who is a serving member of An Garda Síochána, is described as 1.88m (6'2'") tall, of large build, with dark short hair and brown eyes.
When last seen the 33-year-old was wearing a grey two-piece suit, light pink shirt, no tie and brown shoes.
It is believed that he has travelled to the UK and may be in London.
Anyone with information on his whereabouts is asked to contact Celbridge Garda Station on 01-6288222 or the Garda Confidential Line on 1800-666111.
Update: Terry Lawlor was found safe and well in the UK.