Bengalization may refer to:
- Spread of the Bengali language, people and culture:
- Bengali Renaissance - a movement in Bengal region during the period of the British Indian Empire period
- Bengali nationalism - a form of nationalism that focuses on Bengalis as a singular nation
- Bengali language movement - a movement to recognize Bengali as an official language in former East Pakistan
- Bangladeshi diaspora - people of Bangladeshi descent who have immigrated to or were born in another country
- Greater Bangladesh - a conspiracy theory of a United Bengal
- A cultural shift of whereby populations in North East Indian states adopted historical Bengali culture and languages.