COI
COI stands for:
- Coefficient of Inbreeding , see inbreeding coefficient
- Comando Operativo di vertice Interforze , an Italian military command
- Commission de l'Océan India , an East African economic organization
- Conflict of Interest , see conflict of interest
- Cost-of-Illness Study , a form of cost-benefit analysis
- Country of Origin Information , EASO reports on frequent countries of origin of asylum seekers
- Comoros , UNDP code
- Office of the Coordinator of Information , a US government agency during World War II
Coi is the family name of the following people:
- Dennis Coi (around 1960–1987), Canadian figure skater