Neoregnellia is a genus of flowering plants belonging to the family Malvaceae.

[1] It just contains one species, Neoregnellia cubensis Urb.

It is found in the Cayman Islands, Cuba, Dominican Republic and Haiti.

[2] The genus name of Neoregnellia is in honour of Anders Fredrik Regnell (1807–1884), a Swedish physician and botanist.

[3] The Latin specific epithet of cubensis means "coming from Cuba" (where the plant was found).