Biography
Jack Gleeson is an Irish actor born on 20 May 1992 in Cork. He is best known for portraying Joffrey Baratheon in the HBO series Game of Thrones (2011–2014). He studied at Trinity College Dublin and began acting as a child, appearing in early films including Batman Begins (2005) and A Shine of Rainbows (2009).
After Game of Thrones, Gleeson took a hiatus from screen acting before returning in 2020. Subsequent credits include the film In the Land of Saints and Sinners (2023), the series Sex Education (2023) and The Sandman (2025), and the role of Byron Hedges in the 2025 series House of Guinness.
