Behave may refer to:

• Behavior
• "Behave" (Law & Order: Special Victims Unit)
• "Behave" (Chumbawamba song)
• "Behave", a 2001 single by Dupont
• jBehave, a java framework for automated testing and for the behavior-driven development

• California emission standards
• California Employment Development Department
• California encephalitis
• California Energy Code
• California Energy Crisis
• California environmental law
• California environmental legislation
• California environmental regulation
• California environmental regulations
• California Environmental Resources Evaluation System
• California epa
• California Exposition
• California Exposition and State Fair
• California exposition and state fair
• California Fagonbush
• California fair employment and housing act
• California, Falkirk
• California Family Code
• California Fan Palms
• California Farm Water Coalition
• California farm water coalition
• California Fed. Sav. & Loan Ass'n v. Guerra
• California Fed. Sav. & Loan Assn. v. Guerra
• California fescue
• California Festival of Beers