Directive 51
# Directive 51

Directive 51 could refer to:

* Directive 51 (novel) by John Barnes
* George W. Bush's National Security and Homeland Security Presidential Directive 51
* Adolf Hitler's Directive 51 (3 November 1943) concerning the Atlantic Wall.
* 51st Directive (novel) ''51st Directive '' (novel) by Michael Agliolo
