Pop music star Selena Gomez officially joined the billionaire after her net worth hit $1.3 billion in the latest update according to Bloomberg on Friday.
It said her wealth came mainly from her Rare Beauty make-up company that she established five years ago.
The brand's success has made her one of the "youngest female self-made" wealthy on the list, alongside another female pop stars like Taylor Swift and Rihanna.
Rare Beauty reportedly did net sales estimated at $400m in the last 12 months.
The 32-year old singer earned million of dollars from several endorsement deals with various brands, according to Bloomberg.
She also became the third female singer to hit the billionaire list, and the first Disney and Nickelodeon star to reach the list.
She became the most followed woman in the world on Instagram last year.
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