The 27-year-old model is also well-known for being the ex-girlfriend of rapper Kanye West and beat off competition from Kate Middleton's younger sister Pippa, 27, who ended up in second place.
The survey was carried out by UK newspaper Daily Star and Kim Kardashian, 30, came in third.
Rose is now dating the American rapper Wiz Khalifa, 23, who recently did an interview while in the UK and spoke about his girlfriend.
He said: 'She's just so positive and she's just understanding of my life and capable of dealing with a person like me.'