Billboard is ranking the Top 100 Artists of the 21st Century, and we're giving you a look into the top three, and how many No. 1s they've claimed on both the Billboard 200 and Hot 100. Who's your No.

(Gray News) – Taylor Swift has been named the No. 1 artist of the 21st century. Billboard comprised a list of the top artists of the century, based on their album performances on the Billboard 200 chart and their song performances on the Billboard Hot 100 chart.

Billboard’s Top Artists, along with the Top Billboard 200 Albums and Top Hot 100 Songs of the 21st Century, are based on chart performance across the specified period. The ranking system gives a nod to the artists who have left the most significant mark in both album sales and chart hits over the years.

A look back at some of the most buzzworthy moments on the Billboard 200 & Hot 100 over the first 25 years of the century.