Mio or MIO may refer to:
Arts and entertainment
MIO, a former stage name of a Japanese pop singer now known as MIQ (vocalist) Mío, a 2011 album by David Bustamante "Mío", a 1992 song by Paulina Rubio Mio: Memories in Orbit, a video game
Brands, companies, and organisations Marine Industries Organization, the major producer of naval equipment for the Iranian Navies Masivo Integrado de Occidente, a bus transit system serving Cali, Colombia MiO, a Kraft foods flavor product, marketed as a "liquid water enhancer" MIO, the Greenlandic National Advocacy for Children's Rights Center, led by Aviâja Egede Lynge Mio, a line of flutes manufactured by Cannonball Musical Instruments Mio Technology, a Taiwanese mobile electronics manufacturer mio TV, a pay-TV service by SingTel Yamaha Mio, a motorcycle
People and fictional characters Mio (given name), a feminine Japanese given name, including a list of people and fictional characters Mio (surname), a list of people Michael Mio Nielsen (born 1965), Danish footballer nicknamed Mio
Places Mio, Michigan, United States, an unincorporated community and census-designated place Mio Dam, Michigan, a hydroelectric dam Smith Estate (Los Angeles), also known as "El Mio", a house on the National Register of Historic Places
Other uses Maritime interdiction operation, a naval warfare tactic Mio, the Japanese Mercury orbiter flown with the BepiColombo spacecraft MIO Biwako Kusatsu, former name of a Japanese football club in Shiga MIO, IATA code and FAA LID of Miami Municipal Airport, Oklahoma, United States mio, an ISO 630-3 code for the Pinotepa Mixtec language of Mexico Abbreviation for mebioctet, a unit of information