MCP is an abbreviation that can refer to:

• Master of City Planning
• Master Control Program -- Burroughs operating system.
• Master Control Program a computer character from the 1982 film, Tron
• Media Communications Processor
• Micro-channel plate particle detection device used in physics
• Microsoft Certified Professional
• Minho Campus Party, lan party organized in Portugal
• MUD Client Protocol , a telnet-like protocol designed for MUDs
• Metoclopramide (brand names: Reglan® etc.), a drug used for the treatment of heartburn and esophagitis due to gastroesophageal reflux
• Manual call point a common device allowing building occupants to alert others of fire