Bio
- Bedford Institute of Oceanography
- Belgian Investment Company for Developing Countries
- Bilbao Airport
- Bio (Australian TV channel)
- Bio (album)
- Bio (graffiti artist)
- Bio, Azerbaijan
- Bio, Lot
- Biodiesel
- Biofuel
- Biogas
- Biogasoline
- Biographers International Organization
- Biography
- Bioplastic
- Bios (disambiguation)
- Biotechnology Innovation Organization
- Block I/O
- British Indian Ocean Territory
- British Informatics Olympiad
- Julius Maada Bio
- The Biography Channel (UK and Ireland)