He's already enjoying a successful music career and now the Mullingar native is having a go at modelling.
Wilhelmina Models has signed the singer to its celebrity division, which already features the likes of Nicki Minaj, Shawn Mendes and Leona Lewis.
Niall has told Vanity Fair that while he wouldn't call himself a model, he's really excited about this new opportunity and it's going to be fun to see what happens.