About Jonjo O'Neill
Born 1978. Jonjo O'Neill is a British actor and television actor.
Jonjo O'Neill (born 11 July 1978) is an actor from Northern Ireland known for his stage and television work.
Life and career O'Neill was born in Belfast, grew up in the Whiterock Road area and was educated at St Mary's Grammar School and the Royal Belfast Academical Institution. Growing up he was passionate about musical theatre and was a member of the Ulster Youth Theatre and performed with the Ulster Theatre Company. In 1996 at the age of 18, he won a place and a full scholarship to the Guildford School of Acting, and moved to England. His first television role was the year he graduated from drama school, in Extremely Dangerous (1999).
A member of the Royal Shakespeare Company (RSC) 2009β2011 ensemble, his roles included Mercutio in Romeo and Juliet, Orlando in As You Like It, and Launcelot in Morte D'Arthur. His performances during the RSC's six-week residency at Park Avenue Armory in New York were hailed as "forceful" and "irresistible". At the 2012 World Shakespeare Festival in Stratford-upon-Avon, O'Neill played the title role in Roxana Silbert's production of Richard III at the Swan Theatre.
In 2012, he won praise for his performance in Lucy Prebble's play The Effect at the Royal National Theatre headlining alongside Billie Piper, whom he later appeared alongside in the 2013 fiftieth anniversary episode of Doctor Who: "The Day of the Doctor". He also appeared in "The Mortal Remains", the final vignette in the Coen brothers' film The Ballad of Buster Scruggs (2018).
Filmography Film + Year Title RoleNotes 2004 Fakers Micky 2008 Defiance Lazar 2010 As You Like It Orlando 2017 On Chesil Beach Phil 2018 The Ballad of Buster Scruggs Englishman Segment: "The Mortal Remains"2019 Rare Beasts Dougie The Drifters Chris 2021 Here Before Brendan Operation Mincemeat Teddy 2022 All the Old Knives Ernst Pul 2023 The Last Rifleman Major Willis
Television
Theatre The Frogs (1999) β Nottingham Playhouse Translations (2000) β Watford Palace Theatre Half a Sixpence (2000) β West Yorkshire Playhouse Dolly West's Kitchen (2001) β Leicester Haymarket Theatre Observe the Sons of Ulster (2002) β The Pleasance Theatre Murmuring Judges (2003) β Birmingham Repertory Theatre A View from the Bridge (2003) β Birmingham Repertory Theatre/West Yorkshire Playhouse Paradise Lost (2004) β Northampton Theatre Royal Headcase (2004) β Royal Shakespeare Company Speaking Like Magpies (2005) β Royal Shakespeare Company Sejanus: His Fall (2005) β Royal Shakespeare Company Believe What You Will (2005) β Royal Shakespeare Company A New Way to Please You (2005) β Royal Shakespeare Company Faustus (2006) β Hampstead Theatre Someone Else's Shoes (2007) β Soho Theatre As You Like It (2008) β Young Vic Theatre Comedy of Errors (2009) β Royal Shakespeare Company As you Like It (2009) β Royal Shakespeare Company The Drunks (2009) β Royal Shakespeare Company Romeo and Juliet (2010) β Royal Shakespeare Company Morte D'Arthur (2010) β Royal Shakespeare Company Ahasverus (2011) β Royal Shakespeare Company Silence (2011) β Royal Shakespeare Company Richard III (2012) β Royal Shakespeare Company The Effect (2012β13) β Royal National Theatre Collaborations (2013) β Royal Court Theatre The President Has come to See You (2013) β Royal Court Theatre Talk Show (2013) β Royal Court Theatre The Get Out (2014) β Royal Court Theatre The Crucible by Arthur Miller β Royal Exchange Theatre Manchester (2015) for which he was nominated for a Manchester Theatre Award Cymbeline (2015β16) β Globe Theatre The Unreachable (2016) β Royal Court Theatre The Bash (2016) β Royal Court Theatre 50th Anniversary Gala, performing as Frank-N-Furter from The Rocky Horror Show Victory Condition (2017) β Royal Court Theatre The Prudes (2018) β Royal Court Theatre Pinter at the Pinter (2018) β Harold Pinter Theatre Dear Elizabeth (2019) β Gate Theatre (one performance only)
Donβt just read it β
keep it.
Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.
- E-book
- Audio
- Video
Instant download Β· yours to keep Β· every purchase keeps this site free
Important facts
People in Jonjo O'Neill's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Jonjo O'Neill's
Frequently asked questions
Who is Jonjo O'Neill?
Irish actor
When was Jonjo O'Neill born?
Jonjo O'Neill was born on 11 July 1978 in Belfast.
What is Jonjo O'Neill's occupation?
Jonjo O'Neill is an actor and television actor.
What nationality is Jonjo O'Neill?
Jonjo O'Neill is British.
Sources & further reading
Β· DBpedia: Jonjo O'Neill (actor)
Cite this page
APA: Biography.guide. (2026). Jonjo O'Neill. https://biography.guide/jonjo-o-neill/
MLA: "Jonjo O'Neill." Biography.guide, https://biography.guide/jonjo-o-neill/.
Chicago: "Jonjo O'Neill." Biography.guide. https://biography.guide/jonjo-o-neill/.
Data last updated: 2026-09-20 Β· Spot an error? Report a correction.
Page generated 2026-09-27 05:03 UTC