More specifically Central Indian (Bhojpuri, Maghai, Angika, and Maithili).

Most of the South Asian origin indentured servants in the West Indies were brought in from the regions that became Bihar and Jharkhand.

If you go to French dependencies, then most of the South Asian origin community is a mix of Tamil and Telugu.

There is a similar impact of Southern Chinese ethnic groups and Arabs in South America as well!

Edit: fixed spelling