
Jack Gleeson
May 20, 1992 (33 years old) in Cork, Ireland
Jack Gleeson (born 20 May 1992) is an Irish actor who played Joffrey Baratheon on the HBO television series Game of Thrones (2011–2014). Following this role, Gleeson took a hiatus from acting, but has since taken part in independent theatre and the 2020 BBC miniseries Out of Her Mind. He has since then appeared in the 2023 Irish thriller film In the Land of Saints and Sinners.
Known For

Game of Thrones
Joffrey Baratheon

Sex Education
Dodgy Mo

Batman Begins
Little Boy

The Famous Five
Thomas Wentworth

Out of Her Mind
Casper

Safe Harbor
Farrell Walsh

In the Land of Saints and Sinners
Kevin Lynch

Reign of Fire
Kid (uncredited)

Shrooms
Lonely Twin

House of Guinness
Byron Hughes
Credits
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The Curse of Kirrin Island FutureThomas Wentworth★ NR
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The Eye of the Sunrise FutureThomas Wentworth★ NR
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Wentworth★ NR
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House of Guinness FutureByron Hughes★ NR
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Safe Harbor 2025Farrell Walsh★ 6
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Learners 2024Charlie★ NR
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The Famous Five 2023Thomas Wentworth★ 6.5
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Kevin Lynch★ 6.5
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Rebecca’s Boyfriend 2021Rory★ NR
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Out of Her Mind 2020Casper★ 5.2
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Sex Education 2019Dodgy Mo★ 8.2
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Game of Thrones 2011Joffrey Baratheon★ 8.5
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All Good Children 2010Dara★ 5.8
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A Shine of Rainbows 2009Seamus★ 6.5
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Shrooms 2007Lonely Twin★ 4.9
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Batman Begins 2005Little Boy★ 7.7
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Reign of Fire 2002Kid (uncredited)★ 6.2