Aguero was named the MVP of the 2007 Under-20 World Cup in Canada, where he led Argentina to the final with six goals and four assists.
Messi was the MVP and top scorer two years ago in the Netherlands.
American Josmer Altidore finished fourth in the scoring race. He scored four goals and was edged out by Maximiliano Moralez of Argentina for the Bronze Boot. Moralez also had three assists.
ADIDAS GOLDEN BALL (MVP): Sergio Aguero (Argentina)
ADIDAS SILVER BALL: Maximiliano Moralez (Argentina)
ADIDAS BRONZE BALL: Giovanni Dos Santos (Mexico)
ADIDAS GOLDEN SHOE (TOP SCORER): Sergio Aguero (Argentina)
ADIDAS SILVER SHOE: Adrian Lopez (Spain)
ADIDAS BRONZE SHOE: Maximiliano Moralez (Argentina)