The fourth season of America's Got Talent, an American television reality show talent competition, premiered on the NBC network on June 23, 2009. Country singer Kevin Skinner was named the winner on September 16, 2009. This season is the first season to be broadcast in high definition.
Mirco Bergamasco Mirco Bergamasco 塔尼亚·卡尼奥托 伊莉莎贝塔·卡娜丽斯 Jury Chechi Federica Pellegrini 阿尔维斯·里戈 Youtuber Luis Sal
Karen Loderick-Peace Nessie Welschinger Panthea Parker Juliet Mayhew Juliet Angus Amanda Cronin
乔尔·麦克哈尔 雅克斯·泰勒 Johnny 'Bananas' Devenanzio 蒂芬妮·波拉德 Omarosa Manigault Newman Anfisa Arkhipchenko Jon Dalton Corinne Olympios Tanisha Thomas Bobby Lytes Abhishek Chatterjee