Jake Arnott (born 1961) is a British novelist, author of The Long Firm and four other novels. In 2005 Arnott was ranked one of Britain's 100 most influential gay and lesbian people; but since 2005 he has been in a heterosexual relationship with the formerly lesbian writer and novelist, Stephanie Theobald. In May 2001 he was included in a list of the fifty most influential gay men in Britain it was declared that ' he is widely regarded as one of Britain's most promising novelist, quite regardless of sexuality'