Most Beautiful People of 2011

World's most beautiful 15
Jennifer Lopez was named People Magazine's most beautiful woman in the world capping a career comeback fueled by her new job on top-rated TV show "American Idol".

Jennifer Lopez

The "Wedding Planner" actress, who is married to singer Marc Anthony and took time off to have twins in 2008, has enjoyed a revival in popularity since becoming a judge this year on talent show "American Idol". In a February 13, 2011 file photo, Jennifer Lopez arrives at the 53rd annual Grammy Awards, in Los Angeles. (AP Photo/Chris Pizzello, File)

Zac Efron

Zac Efron arrives to Ashley Tisdale's Sharpay's Fabulous Adventure reception on Wednesday April 6, 2011, at Soho House in Los Angeles, Calif. (AP Photo/Katy Winn)

Reese Witherspoon

In this February 27, 2011 file photo, Reese Witherspoon arrives before the 83rd Academy Awards in the Hollywood section of Los Angeles. (AP Photo/Chris Pizzello, File)

Jessica Simpson

Jessica Simpson visits SIRIUS XM Studio on November 23, 2010 in New York City. (Photo by Jamie McCarthy/Getty Images)

Mandy Moore

Mandy Moore arrives at the Australian premiere of 'Tangled' at The Entertainment Quarter on December 12, 2010 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)

Katie Holmes

Cast member Katie Holmes arrives to the premiere of "The Kennedys" at The Academy of Motion Pictures Arts and Sciences in Beverly Hills, Calif. on Monday, March 28, 2011. (AP Photo/Matt Sayles)

Jennifer Hudson

Singer Jennifer Hudson poses before performing for AOL Music's 'Sessions' at AOL Studios on March 26, 2011 in Beverly Hills, California. (Photo by Kevin Winter/Getty Images For AOL)

Kellan Lutz

Actor Kellan Lutz arrives at the Hollywood Domino Gala presented by Circa and Bing in support of Seven Bar Foundation held at Sunset Tower on February 24, 2011 in West Hollywood, California. (Photo by Jason Merritt/Getty Images)

Dana Delany

Actress Dana Delany attends The Cinema Society & Nancy Gonzalez screening of 'Meek's Cutoff' at Landmark Sunshine Cinema on March 28, 2011 in New York City. (Photo by Stephen Lovekin/Getty Images)

Emma Stone

Actress Emma Stone arrives at the Vanity Fair Oscar party hosted by Graydon Carter held at Sunset Tower on February 27, 2011 in West Hollywood, California. (Photo by Craig Barritt/Getty Images)

Mindy Kaling & Ellie Kemper

Actress Mindy Kaling, Jennifer Maizel and actress Ellie Kemper attend ELLE Women In Television event at Soho House on January 27, 2011 in West Hollywood, California. (Photo by Jason Merritt/Getty Images for ELLE)

Sandra Bullock

Actress Sandra Bullock arrives at the 83rd Annual Academy Awards at the Kodak Theatre February 27, 2011 in Hollywood, California. (Photo by Ethan Miller/Getty Images)

Jennifer Lawrence

Actress Jennifer Lawrence arrives at the 83rd Annual Academy Awards at the Kodak Theatre February 27, 2011 in Hollywood, California. (Photo by Ethan Miller/Getty Images)

Eva Longoria

Eva Longoria arrives at the Guadalajara International Film festival in Guadalajara, Mexico, Saturday March 26, 2011. (AP Photo/ Bernardo De Niz)

Ryan Reynolds

Ryan Reynolds, star of the upcoming Warner Bros film "Green Lantern," poses for photographers at CinemaCon 2011, Thursday, March 31, 2011, in Las Vegas. (AP Photo/Chris Pizzello)