The 31-year-old singer will receive the Nclr Special Achievement Award in recognition of her philanthropy at the prize giving, which celebrates Latin performers, reported OK magazine.
The 'Voice' judge, who has previously picked up three Alma trophies, is an avid campaigner against hunger in the developing world, and has helped raise 50 million pounds for the World Food Programme.
The event will be hosted by Eva Longoria and George Lopez on September 21.