John Joseph Feild (born 1978), better known as JJ Feild, is a British American film, television, and theatre actor. He started his television career in 1999. Feild played Fred Garland in Philip Pullman's The Ruby in the Smoke and The Shadow in the North television adaptations. In 2007, he starred as Henry Tilney in the television film Northanger Abbey. The following year, he made his West End debut in a production of Ring Round the Moon. From 2014 to 2016, Feild portrayed Major John André in Turn: Washington's Spies. Feild's film credits include Telstar (2009), Captain America: The First Avenger (2011), Austenland (2013), and Professor Marston and the Wonder Women (2017).

Early life and education
John Joseph Feild was born in Boulder, Colorado, to English writer and former musician Reshad Feild and his American wife. Feild and his parents moved to London when he was six months old (he says he "never walked in America"). His parents later divorced and both remarried.