John Lange
# John Lange

John Lange may refer to:

* John Lange, a pen name of Michael Crichton
* John E. Lange, US Ambassador
* Johnny Lange, American songwriter, author and publisher
* John Frederick Lange, Jr, American author of the Gor novel series under the pen name John Norman
* Robert John "Mutt" Lange, South African record producer and songwriter
* Johann Peter Lange, a German Calvinist theologian and Bible commentator
