Spanish is spoken in the Dominican Republic.French is spoken in Haiti.

Haitian Creole is the predominant language of Western Haiti.

In Haiti, various unofficial languages are spoken alongside Haitian Creole and French. These include languages such as Haitian Sign Language, Spanish, and English, with Spanish being the most common due to proximity to Spanish-speaking countries like the Dominican Republic. Additionally, there are some pockets of speakers of indigenous languages like Taíno and Carib.

French is spoken in Haiti and Canada. In Haiti, it is one of the two official languages alongside Haitian Creole, while in Canada, it is spoken primarily in the province of Quebec.