History: The surname Jack is of English origin, derived from the given name John, which means “God is gracious.” It was originally a diminutive form of John and has been used as a given name and surname in various English-speaking countries. Notable individuals with this surname include:
- Jack London: American novelist and journalist, known for works like “The Call of the Wild.”
- Jack Nicholson: American actor and filmmaker, known for his roles in films like “The Shining” and “One Flew Over the Cuckoo’s Nest.”