By Liz Dunphy

Update: Joseph O'Brien has been found.

A man has been reported missing from Dublin; his friends have appealed for information on his whereabouts through social media platforms this evening.

28-year-old Joseph O'Brien was last seen on Harcourt Street at 3am on Sunday morning, August 23.

He was wearing a pale blue shirt with navy jeans and blue Vans style shoes.

Mr O'Brien is described as being of medium build with blue eyes and brown hair.

Anyone with any information is asked to contact the Gardaí at Kevin Street Station on 01 666 9400.