He beat rapper Kanye West into second place, with kooky singer Lady Gaga coming in third.
Johnny Depp and Liam Gallagher rounded out the top five celebs who people think may have been possessed.
The study found that nearly a third of Britons believe that possession is possible, with a further third not ruling it out completely.
And 14 per cent say they know someone they believe to have been possessed in some way.
Half the respondents think people can be cursed or possessed, and 47 per cent believe the same can happen to a house.
"A quarter of Brits think Ouija boards can hold demonic spirits, and 17 per cent won't keep creepy dolls at home in case they turn evil"
The survey also revealed the top 10 scariest films ever made, and it's no surprise to see horror classic The Exorcist take number one spot, with a quarter of the vote.
Stanley Kubrick's eerie The Shining came in second place, and The Silence of the Lambs – featuring Sir Anthony Hopkins' chilling performance as Hannibal Lecter – came in third.
Modern found-footage masterpiece The Blair Witch project was in fourth place, and Alfred Hitchcock's eerie The Birds finished in fifth.
The Exorcist is a new 10-part TV series that launches on Syfy this Wednesday at 9pm, exploring a new chapter in the horrifying story, set 40 years after the events of the first film.
ARE THESE THE TOP 10 SCARIEST FILMS EVER??