#8 – Mariah Carey
Mariah Carey, an American singer, record producer, actress, songwriter, and philanthropist, is known for being the world’s best selling music artist of the 1990s. She was also regarded as the best selling female artist of the millennium in 2000. Her song ‘One Sweet Day’ is notable for spending 16 weeks on top of the Billboard Hot 100 chart, making it the longest-running number one song in the history of the chart. Mariah Carey has a total of 129.1 million certified records sold, while the claimed sales suggest a number of between 175 and 200 million records sold.