Birth Name: James Douglas Muir Leno
Place of Birth: New Rochelle, New York, U.S.
Date of Birth: April 28, 1950
Jay Leno is an American comedian, actor, writer, producer, and television host. He was the host of The Tonight Show with Jay Leno from 1992 to 2009, and from 2010 to 2014. He also hosted The Jay Leno Show from 2009 to 2010.
His father, Angelo Leno, was born in New York, to Italian parents, who were born in Flumeri, Province of Avellino, Campania. Jay’s mother, Catherine (Muir), was born in Scotland.
Jay is married to philanthropist and feminist Mavis Leno.
Jay’s paternal grandfather was named Pasquale Leno.
Jay’s paternal grandmother was Nicolina Garofalo (the daughter of Angelo Garofalo and Maria Giovanna Palmarozza).
Jay’s maternal grandfather’s name was James Muir.
Source: Genealogy of Jay Leno – http://www.wargs.com