Five Irishmen - including golfer Rory McIlroy and One Direction's Niall Horan - have made the prestigious Forbes 30 under 30 lists. 

The index aims to bring together the brightest stars in 15 different fields under the age of 30. Fields like food & drink, finance, entertainment, technology, music, sports and entrepreneurship.

It includes Limerick brothers Patrick and John Collison run tech start-up Stripe in Silicon Valley - worth an estimated €100 million.

Video games designer Terry Cavangh also makes the grade for his work on experimental games like Super Hexagon - which have earned popular and critical acclaim around the world.