Jonathan "Jo" Stone-Fewings is an English actor. He studied at the Welsh College of Music and Drama and began his career in 1989. He has been a member of the Royal Shakespeare Company since 1994. He first performed with the National Theatre playing Barrildo in Declan Donnellan's Fuenteovejuna at the Cottesloe Theatre.
In 2008 he took over the lead role of Richard Hannay in The 39 Steps at the Criterion in London's West End. He performed the role of Gerry in the revival of Brian Friel's Dancing at Lughnasa at the Old Vic in London and is recently performed the role of Orsino in Twelfth Night for the RSC.