Natalie Portman photographed during the premiere of Apple's "Fountain of Youth" premiere at the American Museum of Natural History in New York on May 19, 2025.

8 celebrities whose real names would totally surprise you

Written by:
August 14, 2025
CHARLY TRIBALLEAU // AFP via Getty Images

8 celebrities whose real names would totally surprise you

In today鈥檚 age of online discovery, names are more than just labels 鈥 they鈥檙e searchable data points in everything from engines to social profiles. For celebrities, changing a name can be a powerful act of self-reinvention, privacy protection, or branding.

In this story, dives into eight familiar stars whose stage names mask surprising birth identities. Each section will also explore the inspiration behind the new names, whether it鈥檚 an homage to a family member or a way to make them memorable among the many stars in the entertainment industry.

1. Marilyn Monroe

Birth name: (later Norma Jeane Baker)

Marilyn Monroe鈥檚 name is synonymous with old Hollywood glamour, but the woman behind the image was born Norma Jeane Mortenson. She later took her mother鈥檚 maiden name, Baker. In 1946, a 20-year-old Norma began using the stage name Marilyn Monroe, chosen by 20th Century Fox executive Ben Lyon, who believed it sounded more star-worthy. She legally changed her name to Marilyn Monroe in 1956, a full decade after beginning her film career.

2. John Legend

Birth name:

Singer and EGOT winner John Legend was born John Roger Stephens. His stage name began as a nickname given to him by poet J. Ivy, who said Stephens had an "old-school sound" like one of the legends. The name caught on in studio circles and was eventually embraced by Kanye West and adopted by Stephens himself. He has used it professionally since the early 2000s.

3. Nicolas Cage

Birth name:

As the nephew of legendary director Francis Ford Coppola, Nicolas Cage changed his surname early in his career to avoid the appearance of nepotism. Inspired by the Marvel Comics character Luke Cage, he adopted the last name 鈥淐age鈥 to forge his own path in Hollywood. Cage has said the name helped him focus on merit rather than family ties.

4. Bruno Mars

Birth name:

Born Peter Gene Hernandez, the pop star chose 鈥淏runo鈥 after a childhood nickname. To avoid being typecast in Latin music due to his surname, he added 鈥淢ars,鈥 which he felt gave his name a more unique and genre-neutral identity. Mars has said he wanted his music to reach everyone, free from assumptions about his ethnicity.

5. Natalie Portman

Birth name:

Israeli-American actress Natalie Portman was born Neta-Lee Hershlag. When she began acting professionally in the early 1990s, she adopted 鈥淧ortman,鈥 her grandmother鈥檚 maiden name, to maintain privacy and keep her personal life separate from the public eye. She was just 13 when she filmed L茅on: The Professional, and the name change allowed her to separate her personal and professional identities.

6. Whoopi Goldberg

Birth name:

Caryn Elaine Johnson adopted the stage name 鈥淲hoopi Goldberg鈥 as a reflection of her bold comedic persona. 鈥淲hoopi鈥 came from her reputation for being flatulent; she鈥檚 said she was told she was like a whoopee cushion. She reportedly added 鈥淕oldberg鈥 to give herself a memorable and theatrical name. In interviews, it鈥檚 been cited as her mother鈥檚 maiden name.

7. Lady Gaga

Birth name:

Lady Gaga鈥檚 stage name was inspired by Queen鈥檚 song 鈥淩adio Ga Ga.鈥 According to early collaborator and producer Rob Fusari, the name came from a text message autocorrect that shortened 鈥淩adio Ga Ga鈥 to 鈥淟ady Gaga.鈥 Germanotta embraced the name as part of her transformation into a pop provocateur with a highly stylized image.

8. Michael Keaton

Birth name:

Michael Keaton had to change his name when he joined the Screen Actors Guild because there was already a Michael Douglas in the industry. He chose 鈥淜eaton鈥 at random from a phone book. In interviews, he鈥檚 described the decision as practical, something that sounded reasonable and allowed him to move forward without confusion.

Why It Matters

Names shape identity, whether for privacy, branding, or distancing from bias. From Norma Jeane to Marilyn, these name changes show how public personas often emerge through decisions about what and who people choose to be.

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