Tie may refer to:

• Necktie
• Tie (draw), a finish to a competition with identical results, particularly sports
• Tie (engineering), a strong component designed to keep two objects closely linked together
• Tie (information technology), a concept to bind a distributed object to a class
• Tie (music), a musical notation symbol joining two notes without a break
• Railroad tie

TIE may also refer to:

• TIE receptors, specific types of cell surface receptors
• Tensilica Instruction Extension, a verilog like language that is used to describe the instruction extensions to the Xtensa processor core
• Telx Internet Exchange
• Theatre In Education, a form of Applied Drama
• Times Interest Earned, a financial ratio
• Transport initiatives edinburgh (tie) An Edinburgh based public transport company.
• Titanium Metals Corporation, based on its stock symbol on the New York Stock Exchange.
• TIE fighter, a fictional spacecraft in the Star Wars universe.
• Tie (family name), a rare family name in FuZhou city, FuJiang provice, China immigrated to East Malaysia 1930s.

TiE may refer to TiE (The Indus Entrepreneurs)