Mox or MOX may refer to:

People

• Jon Moxley (born 1985), American professional wrestler

• Mox McQuery (1861–1900), American baseball player

Technology

• Microsoft Open XML, a file format

• Mixed oxide fuel, used in nuclear power plants

Other uses

• Molima language

• Morris Municipal Airport, in Minnesota, United States

• Mox-Linde Gases, a Malaysian manufacturer of industrial gases

• Mox Peaks, in Washington, United States

• Mox, a type of card in the Power Nine group of Magic: The Gathering

• Mox, a character in the film Varsity Blues

• "Mox", a story featuring fictional vigilante The Shadow

• MOX, a music workstation synthesiser in the Yamaha Motif series

• MOX fuel, a type of nuclear fuel

• MOX (brand), a European manufacturer of high-quality ski and sports eyewear.