Jordan Ross Belfort (; born July 9, 1962) is an American author, motivational speaker, and former stockbroker. In 1999, he pleaded guilty to fraud and related crimes in connection with stock-market manipulation and running a boiler room as part of a penny-stock scam. Belfort spent 22 months in prison as part of an agreement under which he gave testimony against numerous partners and subordinates in his fraud scheme. He published a memoir, The Wolf of Wall Street, which was adapted into a film, released in 2013. The film, directed by Martin Scorsese, starred Leonardo DiCaprio as Belfort.