Step 1 : Introduction to the question "Which singer's birth name is Stefani Joanne Angelina Germanotta?"
...Stefani Joanne Angelina Germanotta was born on March 28, 1986, in Yonkers, New York, to Cynthia and Joseph Germanotta. Now known as Lady Gaga (the inspiration for her name came from the Queen song "Radio Ga-Ga"), she has become an international pop star. Lady Gaga - Television Actress, Singer, Songwriter - Biography
Step 2 : Answer to the question "Which singer's birth name is Stefani Joanne Angelina Germanotta?"
Lady Gaga:
Lady Gaga was born Stefani Joanne Angelina Germanotta on March 28, 1986. Now known as Lady Gaga (the inspiration for her name came from the Queen song "Radio Ga-Ga"), she has become an international pop star. She is known for her unconventionality and provocative work as well as experimentation with new images. Her debut album, The Fame, was a huge success, and the single "Poker Face" topped charts in almost every category, in almost every country. Having sold 27 million albums and 146 million singles, Gaga is one of the best-selling music artists in history.