EET or eet may refer to:

• EET (library), a software library
• Eet (symbol) (⊥), a mathematical symbol
• "Eet" (song), a song from Regina Spektor's album Far
• Eastern European Time, (UTC+2)
• EE Technologies, an American electronics manufacturing company
• EE Times, an electronics industry magazine
• Electrical engineering technology
• Electronic energy transfer
• Epoxyeicosatrienoic acid
• Extra element theorem
• School of Engineering of Terrassa (Catalan: Escola d'Enginyeria de Terrassa), in Spain
• Shelby County Airport (Alabama)
• KEET, PBS member television station in Eureka, California
• EET, expected execution time (in Information technology and System Operation)