RANKED: The 25 Greatest Pop Vocalists of All-Time

4. Lady Gaga

Image Source: latimes.com

Stefani Joanne Angelina Germanotta, famously known as Lady Gaga, has quickly emerged as a global pop icon. With a very wide vocal range and incredible dance moves, Lady Gaga is a tremendous performer. Having sold over 146 million singles in her career, Lady Gaga is one of the highest selling artists in music history.