Bio or BIO may refer to:
Computing
- bio(4), a pseudo-device driver in RAID controller management interface in OpenBSD and NetBSD
- Block I/O, a concept in computer data storage
Politics
- Julius Maada Bio (born 1964), Sierra Leonean politician, president since April 4, 2018
Media and entertainment
- Bio (Australian TV channel)
- The Biography Channel (UK and Ireland)
- Bio (graffiti artist) Wilfredo Feliciano (born 1966)
- Bio (album), a Chuck Berry album released in 1973
Organizations
- Bedford Institute of Oceanography
- Biographers International Organization
- Biotechnology Innovation Organization
- Belgian Investment Company for Developing Countries
Energy
- Biofuel, fuel made from biomass
- Biodiesel, the biofuel alternative for diesel
- Biogas, a blend of gasses formed by the breakdown of organic matter used in renewable energy production
- Biogasoline, the biofuel alternative for gasoline
Places
- Bio, Azerbaijan, village in Astara Rayon
- Bio, Lot, commune in France
- Bilbao Airport, Spain, IATA airport code BIO
- British Indian Ocean Territory, ITU code BIO
Other uses
- Biography (abbreviation)
- Bioplastic, plastic made from biomass
- British Informatics Olympiad
- Bio, prefix and abbreviation of biology
See also
- Bios (disambiguation)