Bosnian may refer to:
- Anything related to Bosnia (region) or its inhabitants
- Anything related to the state of Bosnia and Herzegovina or its inhabitants
- Bosnian language, a South Slavic language spoken mainly in Bosnia and Herzegovina
- Bosniaks, an ethnic group mainly inhabiting Bosnia and Herzegovina
- Bosnians, people who live in, or come from, Bosnia and Herzegovina
- Bošnjani (Latin: Bosniensis), the name of inhabitants of Bosnia during the Middle Ages