Born James Douglas Muir Leno, this stand-up comedian hosted The Tonight Show from 1992 to 2014 and gained additional fame for his exquisite car collection.
He graduated from Emerson College with a speech therapy degree and founded his own comedy club.
He provided the voice of Vorb in the 1993 animated film We're Back! A Dinosaur's Story and Fast Tony in Ice Age: The Meltdown.
He married Mavis Leno on November 30, 1980.
He and David Letterman competed for who would get the 11:30 pm show on NBC. Leno's victory sent Letterman to CBS.