On that rumor, the famed composer is keeping his cards close to his chest.
"There could be a little bit of 'you never know,'" he recently told The Associated Press with a smile.
Whether he joins the judging panel or not, Lloyd Webber has plenty of projects to occupy his time.
He has three shows currently on Broadway, plus he is launching a reality show designed to cast the title role of "Jesus Christ Superstar" in the U.K.