Who is the king of the world?

There is no king of the entire world according to the first person who answered this question. Other options for King of the World include: 1) heavyweight fighter Muhammad Ali was called "The King of the World" in press, book, and film; 2) in Celtic Mythology, Joseph Charles Howard I, patron saint of Bexley Village, England, was cited as "King of the World"; Steely Dan sang "I'm the King of the World" in "Countdown to Ecstasy" and Aurora Technology has a game entitled "King of the World".