EC may stand for:

• EC numbers (Enzyme Commission numbers) are used for the numerical classification of enzymes
• Ecuador (ISO 3166-1 alpha-2 country code)
• Electron capture - a decay mode for chemical elements
• Embedded C ++
• Entertaining Comics
• entorhinal cortex - important memory center in the brain
• Eric Clapton
• European Commission
• European Community
• European Council
• Evolutionary computation