The most influential Irish people in the UK
Professor Louise Richardson
The Waterford academic (her specialist field is the study of terrorism) is about to become the head of the University of Oxford - the first woman to hold this role in the 800-year history of the famous institution.
The 28-year-old Irish designer (daughter of John Rocha) has just opened her first independent boutique in Mayfair. Regular clients include actress Chloe Moretz and pop star Rihanna.
Just named the UK's Chef of the Year by 'The Good Food Guide'. He runs three of the hottest bistros in London and is seen as the rising star on the UK culinary scene.
One Direction may be splitting up, but Horan remains huge with teens - the Mullingar boy has 23.5 million followers on Twitter. He has a large home in Hertfordshire, just outside the city.
Britain's chat show king, the Corkman also runs a major TV production company and is the most high-profile Irishman in London.
The Dubliner is now CEO of International Airlines Group, having previously run Aer Lingus and British Airways. He is one of the most influential and visible figures in the global airline industry.