Ariana Grande follows close behind the 29-year-old singer with six nominations, while new 'The Voice' coach Pharrell Williams and Aussie boy band 5 Seconds of Summer have five.
One Direction, Nicki Minaj, Iggy Azalea, Eminem, Sam Smith and rising star Kiesza are nominated in four categories, said the Hollywood Reporter.
Competing against Perry for the top best song ('Dark Horse') prize is Grande ('Problem' featuring Azalea), Eminem ('The Monster' featuring Rihanna), Williams ('Happy') and Smith ('Stay With Me').
The 2014 MTV EMAs will take place on November 9 in Glasgow.
