Kelly Clarkson

Age: 20

Winner Season 1

Ruben Studdard

Age: 25

Winner Season 2

Fantasia Barrino

Age: 19

Winner Season 3

Carrie Underwood

Age: 21

Winner Season 4

Taylor Hicks

Age: 29

Winner Season 5

Jordin Sparks

Age: 17

Winner Season 6

Clay Aiken

Age: 24

Elliot Yamin

Age: 27

Chris Daughtry

Age: 17

Justin Guarini

Age: 23

Jennifer Hudson

Age: 22

Bo Bice

Age: 29

Katharine McPhee

Age: 21

Blake Lewis

Age: 25