Muir- Leno April 28 , 1950 ) is an Emmy -winning American comedian who is best known as the current host of NBC television's long-running variety and talk program The Tonight Show . He also owns Big Dog Productions , a company that co-produces the show . SPONSORS! WWW.USMAJORAIRPORTS.COM WWW.THEGREATLANDRUSH.COM WWW.HOLIDAYTRAVELTOURS.COM