Principle (disambiguation)

A principle is a value that is a guide for behavior.

Principle may also refer to:


 * Principle (chemistry), a constituent of a substance
 * Principle (linguistics), a grammar rule that is invariable across languages
 * Principle Pictures, US
 * The Principle, term for polygamy used by certain Mormon fundamentalist practitioners; see Mormonism and polygamy
 * The Principle, 2014 film by Robert Sungenis
 * Principle or value in ethics
 * Principle in principles and parameters
 * Principles (retailer), a UK-based fashion retailer
 * Principles (book), 2017, by Ray Dalio
 * Jamie Principle, American musician