It is the second time Li Na was nominated for the award in Laureus, an Oscar-like ceremony after she became a candidate in 2012.
China's Li Na advanced into the second round at Wimbledon with a 6-3, 6-1 victory over Ksenia Pervak of Kazakhstan on Monday.
French Open champion Li Na's title defence ended on Monday when she was knocked out in a flurry of errors by Kazakh qualifier Yaroslava Shvedova 3-6 6-2 6-0.
Having missed out on an Olympic medal on home soil four years ago, Li Na is looking forward to one more try at the London Games.
Defending champion Li Na of China reached the French Open last 16 on Saturday after beating Christina McHalea of the United States 3-6, 6-2, 6-1.
Defending champion Li Na admitted that she feared falling into the same French Open abyss that had swallowed Serena Williams before easing into the third round on Thursday.
Defending champion Li Na raced into the French Open third round when she brushed aside Frenchwoman Stephane Foretz Gacon 6-0 6-2 on Thursday.
Tennis star Li Na is to be honored by her home province with the building of a new 330 million yuan stadium named after the sports icon, Qianjiang Evening News reports.
Asia's first Grand Slam champion, Li Na, is full of confidence as she sets about defending her title at Roland Garros.
Li, China's first-ever Grand Slam champion, was chosen by Samsung, one of three main sponsors of the Olympic torch relay.
Chinese number eight seed Li Na had to work hard on Wednesday before beating German Angelique Kerber 7-5, 6-4 in the last 16 of the Madrid Open.
China's Li Na sailed to the third round of the Mutua Madrid Open on Monday night after clinching a comfortable 6-3, 6-1 win over Silvia Soler-Espinosa.
Fourth-seeded Radwanska rallied past No. 8 Li Na of China 3-6, 6-2, 6-3 during day five of the WTA Porsche Tennis Grand Prix at Porsche Arena on April 27, 2012 in Stuttgart, Germany.