Pop superstar Swift places second to Samantha Cameron, wife of British Prime Minister David Cameron, on the women's poll, while dancer Misty Copeland, the first black female principal dancer at the American Ballet Theatre, places third.

British royal Prince Edward's wife, Sophie, Countess of Wessex, comes in at four, and Amal Clooney rounds out the top five.

Rihanna and George Lucas' wife Mellody Hobson are also notable mentions at six and nine, respectively.

In the Men's list, veteran British actor Bill Nighy snags the top spot, while Prince Harry places eighth, and Ciara's boyfriend, American football star Russell Wilson, is at nine.

Meanwhile, Ex-MAChina beauty Alicia Vikander has been voted the best dressed star in Hollywood, with Eddie Redmayne taking second place. Emma Stone, Sienna Miller, Michael Fassbender, Charlize Theron and Emma Watson also feature in the top 10.

Benedict Cumberbatch and his new wife Sophie Hunter top the couples countdown, beating the likes of Monaco's Prince Pierre Casiraghi and his new bride Beatrice Borromeo, and actor Matt Bomer and his husband, Simon Halls.