The 28-year-old was reported missing from an address in the north Belfast since Friday, September 25.
Police have appealed for Caoimhin or anyone who knows his whereabouts to get in touch to confirm he is safe and well.
Caoimhin is described as being around 5’6” tall, of medium build with black hair and hazel coloured eyes.
He is known to have connections to Derry, north Belfast and Portadown.
Anyone with information on Caoimhin’s whereabouts is asked to contact police on 101 quoting reference number 480 25/09/20. Tags: