Katy Perry: Born Katheryn Elizabeth Hudson, she shared a surname with actress Kate Hudson, sparking confusion early on. Her mom suggested Katy Perry, borrowing her late mother’s maiden name for a clean slate. This shift fuelled her breakout with “I Kissed a Girl,” turning her into a candy-coloured pop icon who owns her bold persona. (Image: Instagram)

Emma Stone: Born Emily Stone, she hit a snag at 16 when another actress had already registered the name with SAG-AFTRA. She briefly considered Riley Stone but ultimately chose Emma, inspired by her middle name and still close to home. The change carried her from Superbad to Oscar-winning acclaim in La La Land, cementing the quirky charm that defines her screen presence. (Image: Instagram)

Whoopi Goldberg: Caryn Elaine Johnson wanted a standout name as she rose in comedy. She picked Whoopi, inspired by her gassy childhood pranks, and Goldberg to embrace her Jewish heritage—mixing humour with identity. The unique moniker shone in The Color Purple and helped pave the way for her EGOT wins, cementing her as a trailblazer in comedy and talk shows. (Image: Instagram)

Vin Diesel: Born Mark Sinclair, he reinvented himself as Vin Diesel, taking “Vin” from his middle name, Vincent, and “Diesel” from friends’ nicknames that reflected his unstoppable energy. The tough, memorable alias perfectly matched his action-hero persona in The Fast and the Furious franchise, where he fuelled a global empire of fast cars and family-centered storytelling. (Image: Instagram)

Nicolas Cage: Born Nicolas Coppola, he dropped his famous uncle Francis Ford Coppola’s surname to create his own identity. Drawing inspiration from composer John Cage and the comic book hero Luke Cage, he became Nicolas Cage. The bold choice opened doors to iconic roles in Leaving Las Vegas and Face/Off, solidifying his reputation as Hollywood’s eccentric genius. (Image: Instagram)

Bruno Mars: Born Peter Gene Hernandez, he was raised in a musical family in Hawaii. He adopted the stage name Bruno Mars to celebrate his Italian heritage on his father’s side and to add a funky, cosmic flair that matched his upbeat pop-soul style. The name stuck when he signed his first record deals, propelling him to chart-topping success with hits like “Just the Way You Are.” Today, Bruno Mars brings that same vibrant energy to every stage performance. (Image: Instagram)