Dara Ó Briain (born 4 February 1972) is an Irish comedian and television presenter based in the United Kingdom and Ireland. He is noted for hosting topical panel shows such as Mock the Week, The Panel, and The Apprentice: You're Fired!. His TV work also includes starring in and writing of television comedy and documentary series. Ó Briain has also been a newspaper columnist, with pieces published in national papers in both Britain and Ireland.

In 2009, the Irish Independent described Ó Briain as "Terry Wogan's heir apparent as Britain's 'favourite Irishman'" and in 2010, Ó Briain was voted the 16th greatest stand-up comic on Channel 4's 100 Greatest Stand-Ups.