Grey man, The Gray Man or The Grey Man may refer to:

Concepts edit

  • Grey man theory, a concept in everyday carry that one should blend in with the environment so as not to raise suspicion

People edit

  • The primary nickname of American serial killer Albert Fish
  • A nickname of British Prime Minister John Major, known as the "grey man" of British politics

Legendary or alleged people or entities edit

Fictional characters edit

Film, television, and literature titles edit

See also edit