Jack Gleeson

Jack Gleeson
Gleeson in 2023
Born (1992-05-20) 20 May 1992
Cork, Ireland
Alma materTrinity College Dublin
OccupationActor
Years active2002–present
Spouse
Róisín O'Mahony
(m. 2022)

Jack Gleeson (born 20 May 1992) is an Irish actor. He is best known for portraying Joffrey Baratheon in the HBO television series Game of Thrones (2011–2014). Following this role, Gleeson took a six-year hiatus from screen acting. He returned to the screen in 2020 and has since appeared in the Irish film In the Land of Saints and Sinners (2023) and the series The Sandman (2025) and House of Guinness (2025).