Sean Dermot O'Leary (born 24 May 1973) is a British and Irish broadcaster. He currently co-presents ITV's This Morning on Fridays, school holidays and bank holidays alongside Alison Hammond. He presented the talent show competition The X Factor on ITV from 2007 until its final series in 2018, with the exception of 2015.
O'Leary began his radio career working as a disc jockey at Essex Radio. From 2001 to 2003, he was a presenter for London's indie rock station XFM. O'Leary joined BBC Radio 2 in 2004 and currently presents the Saturday morning breakfast show and since April 2022 Alternative Sounds of the 90's.
