Stefani Joanne Angelina Germanotta (born March 28, 1986) better known by her stage name Lady Gaga, is an American singer and songwriter.
Bio: She was born to Joseph, an internet businessman, and Cynthia, a telecommunications assistant. She has a sister named Natali, who was born in 1992. In 2011, she began dating actor Taylor Kinney. She and Taylor got engaged in February 2015, then called the wedding off in July 2016.
Wiki: Born Stefani Joanne Angelina Germanotta, she became the first recording artist in history to have three singles sell over four million copies each online. She has released songs like “Judas” and “Bad Romance.”