Home » Image » Jay Leno, American TV host and comedian Jay Leno, American TV host and comedian Updated : Dec 8, 2020, First Published Jul 3, 2017 Sara Simpson Image Jay Leno originally born as James Douglas Muir “Jay” Leno is commonly known the ex-host of The Tonight Show with Jay Leno. He hosted the show for almost twenty years until 2014 when the position was given to Jimmy Fallon. Post navigation Jerry Ferrara and ex-girlfriend Katie CassidyArielle Vandenberg with ex boyfriend Will Arnett at the 2015 Vanity Fair Oscar Party