Two of our Caribbean celebrities make the list: Rihanna (No 13) from Barbados and Olympic Champion Usain Bolt from Jamaica, making the list at No 48.
Why she made the list: Stays on top with seven studio albums in eight years, relentless touring and 30 million Twitter followers. Also the face of Vita Coco.
Why he made the list: The Olympic track star earns big money from endorsement deals with Puma and Sumsung.
The top 10 female dominated list includes Lady Gaga (#2) Beyoncé (#4), Madonna (#5), Taylor Swift (#6) and Ellen DeGeneres (#10). Jennifer Lopez was listed as the most powerful in 2012, but ranked No 12 this year.
See the full list at Forbes.com
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