2. Kelly Clarkson (Season 1)
Net worth: $45 million

The Original American Idol winner Kelly Clarkson has gone on to have an incredibly successful music career, including hits like “Since U Been Gone” and “Stronger (What Doesn’t Kill You),” as well as making a successful venture back into television, including awards show hosting gigs and acting as a coach on The Voice and her own show, The Kelly Clarkson Show.

After taking the win on Season 4, Carrie Underwood went on to become a chart-topping country music superstar with tons of hits to her name, including “Jesus, Take the Wheel” and “Before He Cheats,” winning her several Grammys, among many other awards. She’s also scored massive endorsements with the likes of companies like Target and Nintendo, as well as releasing her own fitness clothing brand.

Disclaimer: The content of this post is based on data from Celebrity Net Worth. JustJared does not assume responsibility for any of the numbers reported in this post.

In addition to a successful music career, Jennifer Hudson made history after winning the Academy Award for Best Supporting Actress for Dreamgirls, becoming the youngest African-American to win in a competitive acting category, and going on to star in films like the Aretha Franklin biopic Respect.

3. Adam Lambert (Season 8)
Net worth: $35 million

Along with a successful decade-plus long career in pop music following his debut For Your Entertainment, Adam Lambert went on to become the touring frontman with Queen, and has been electrifying audiences live ever since.

2. Kelly Clarkson (Season 1)
Net worth: $45 million

The Original American Idol winner Kelly Clarkson has gone on to have an incredibly successful music career, including hits like “Since U Been Gone” and “Stronger (What Doesn’t Kill You),” as well as making a successful venture back into television, including awards show hosting gigs and acting as a coach on The Voice and her own show, The Kelly Clarkson Show.

1. Carrie Underwood (Season 4)
Net worth: $140 million

After taking the win on Season 4, Carrie Underwood went on to become a chart-topping country music superstar with tons of hits to her name, including “Jesus, Take the Wheel” and “Before He Cheats,” winning her several Grammys, among many other awards. She’s also scored massive endorsements with the likes of companies like Target and Nintendo, as well as releasing her own fitness clothing brand.

Find out who is the most popular winner of The Voice!

Disclaimer: The content of this post is based on data from Celebrity Net Worth. JustJared does not assume responsibility for any of the numbers reported in this post.