Lady Gaga (Stefani Joanne Angelina Germanotta): Known for her eccentric style and powerful voice, Lady Gaga chose a stage name inspired by the Queen song "Radio Ga Ga."
Bruno Mars (Peter Gene Hernandez): The singer-songwriter adopted his stage name to avoid being stereotyped as a Latin artist and to evoke a sense of style and energy.
Elton John (Reginald Kenneth Dwight): The legendary musician created his stage name by combining the names of two of his early bandmates, Elton Dean and Long John Baldry.
Miley Cyrus (Destiny Hope Cyrus): The pop star legally changed her name to Miley, a childhood nickname derived from "Smiley," to better fit her persona.
Jamie Foxx (Eric Marlon Bishop): The actor and comedian chose a gender-neutral stage name early in his career to get more opportunities at comedy club open mic nights.
Katy Perry (Katheryn Elizabeth Hudson): The pop singer adopted her mother's maiden name, Perry, to avoid confusion with the actress Kate Hudson.
Nicki Minaj (Onika Tanya Maraj): The rapper and singer adopted her stage name as a variation of her real last name, creating a catchy and memorable moniker.
Natalie Portman (Neta-Lee Hershlag): The actress chose Portman, her grandmother's maiden name, to protect her family's privacy when she began her acting career.
Vin Diesel (Mark Sinclair): The action star created his stage name from a childhood nickname "Diesel" for his energetic personality, and Vin is a shortened version of his stepfather's last name, Vincent.