Why did Jack London change his name?

Answer 1

John Griffith Chaney is the name on his birth certificate but after his mother got married to John London (Jack London's stepfather) is mother renamed him to Jack London.

Answer 2

Jack London changed his name from John Griffith Chaney to embrace a new identity and distance himself from his troubled upbringing. He chose the pen name "Jack London" to better establish himself as a professional writer and to emphasize his adventurous spirit.

Answer 3

John Griffith Chaney

Answer 4

He had many enemies.