Pen names
Barbara Michaels (Barbara Mertz)
Daniel Defoe (Daniel Foe)
George Eliot (Mary Ann Evans)
George Orwell (Eric Arthur Blair)
J. K. Rowling (Joanne Rowling)
Jean Paul (Johann Paul Friedrich Richter)
Lewis Carroll (Charles Lutwidge Dodgson)
Mark Twain (Samuel Langhorne Clemens)
Mary Westmacott (Agatha Christie)
O. Henry (William Sydney Porter)
Jean Ray (Jean Raymond Marie de Kremer)
Vernon Sullivan (Boris Vian)
Umberto Saba (Umberto Poli)
Voltaire (François-Marie Arouet)
Yukio Mishima (Kimitake Hiraoka)
Politicians
Che Guevara (Ernesto Rafael Guevara de la Serna)
Ho Chi Minh (Nguyễn Sinh Cung)
Joseph Estrada (Joseph Marcelo Ejército)
Joseph Stalin (Iosif Vissarionovich Djugashvili)
Josip Tito (Josip Broz)
Kay Rala Xanana Gusmão (José Alexandre Gusmão)
Kim Il Sung (Kim Song Ju)
Tariq Aziz (Michael Yuhanna)
Vladimir Lenin (Vladimir Ilich Ulyanov)
Religion
Osho (Rajneesh Chandra Mohan)
Sathya Sai Baba (Sathya Narayana Raju)
Mother Teresa of Calcutta (Agnes Gonxha Bojaxhiu)
Swami Vivekananda (Narendranath Dutta)
Stage names
Alice Cooper (Vincent Damon Furnier)
Anne Bancroft (Anna Maria Italiano)
Billy Idol (William Michael Albert Broad)
Bob Dylan (Robert Zimmerman)
Cat Stevens (Stephen Demetre Georgiou, later Yusuf Islam)
David Copperfield (David Seth Kotkin)
Dharmendra (Dharam Singh Deol)
Dilip Kumar (Yusuf Khan)
Donna Summer (LaDonna Andrea Gaines)
Elton John (Reginald Kenneth Dwight)
Eminem (Marshall Mathers III)
Eric Clapton (Eric Clapp)
Garry Moore (Thomas Garrison Morfit)
Harry Houdini (Ehrich Weiss)
Jamie Foxx (Eric Bishop)
Jean-Claude Van Damme (Jean-Claude Camille François Van Varenberg)
John Denver (Henry John Deutschendorf, Jr.)
Kishore Kumar (Abhas Ganguly)
Louis Armstrong (Daniel Louis Armstrong)
Mariah Carey (Maria Nuñez)
Marilyn Manson (Brian Warner)
Marilyn Monroe (Norma Jean Mortenson, later Norma Jean Baker)
Meena Kumari (Mahjabeen Bano)
Meg Ryan (Margaret Mary Emily Ann Hyra)
Ozzy Osbourne (John Osbourne)
Paul McCartney (James Paul McCartney)
Pink (Alecia Moore)
Ray Charles (Ray Charles Robinson)
Shania Twain (Eileen Regina Edwards, later Eileen Regina Twain)
Sid Vicious (John Simon Ritche; Later John Beverly)
Stevie Wonder (Steveland Morris)
Tom Cruise (Thomas Cruise Mapother IV)
Sportspeople
Cafú (Marcos Evangelista de Moraes)
Deco (Anderson Luiz de Sousa)
Garrincha (Manuel Francisco dos Santos)
Garry Kasparov (Gari Weinstein)
Kaká (Ricardo Izecson dos Santos Leite)
Muhammad Ali (Cassius Marcellus Clay Jr.)
Pelé (Edson Arantes do Nascimento)
Rivaldo (Vitor Borba Ferreira)
Ronaldinho (Ronaldo de Assis Moreira)
