People magazine has named Lupita Nyong'o as the "World's Most Beautiful" for 2014. This image provided by People magazine shows the cover of its special "World's Most Beautiful" issue, featuring Lupita Nyong'o. The 31-year-old actress, who won a best supporting actress Oscar for her role in "12 Years a Slave," tops the magazine's list, announced Wednesday, April 23, 2014.