Rihanna, who tweets racy and provocative pictures of herself on Twitter, has been named the 'Hottest Woman' on the social networking site by a magazine.

The 23-year-old singer topped the poll conducted by Complex magazine, beating models Kate Upton and Adriana Lima.

Click next to see the top 10 Twitter hotties.

American model Kate Upton's fame is rapidly increasing, particularly after her sizzling spread in last year's Sports Illustrated Swimsuit Issue.

And at 19, Kate is still a teenager!

A devout Catholic, Brazillian ramp scorcher Adriana Lima takes up the third spot.

The 30-year-old is a Victoria Secret Angel is one of the most successful supermodels of her time.

Avatar actress Zoe Saldana had her breakthrough role in 2000 film Centrestage and further rose to prominence with Pirates of the Caribbean: The Curse of the Black Pearl as Anamaria.

The hottie takes up the fourth spot on this list.

The former Pussycat Dolls lead singer Nicole Scherzinger may have been ousted as one of the judges on Simon Cowell's X-Factor but the long-legged beauty is still scorching in the limelight with sultry photoshoots and deals.

New mommy Beyonce is still to make her first official public appearance ever since she brought home her baby girl but the R&B diva is in touch with her fans and limelight via her Twitter account.

She takes up sixth spot.

American R&B artist Cassie is known for her edgy look and lilting voice.

The young celeb takes up the seventh spot on the list.

Canadian actress Emmanuelle Chriqui is best known for her role on HBO's Entourage as Sloan McQuewick.

The actress was named the most desirable woman by Askmen.com in 2010.

Columbian singing sensation Shakira more than makes up for her tiny frame with magnificent moves in her performances.

The Hips Don't Lie singer is number nine on this list.

Victoria Secret model Candice Swanepoel, 23, hails from South Africa and is a towering presence at five feet nine inches.

The model's resume also boasts of covers for Vogue, Elle and many other reputed brands.

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